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10023131211000 = 2335383127316957
BaseRepresentation
bin1001000111011011000100…
…1011001110010011111000
31022111012110020200112001220
42101312301023032103320
52303204333042223000
633152321331112040
72053101351400245
oct221666113162370
938435406615056
1010023131211000
1132148712a2226
12115a672442620
1357923c46841b
1426919d2145cc
15125ad0a201a0
hex91db12ce4f8

10023131211000 has 256 divisors, whose sum is σ = 31898247413760. Its totient is φ = 2619831513600.

The previous prime is 10023131210971. The next prime is 10023131211101. The reversal of 10023131211000 is 11213132001.

It is a happy number.

10023131211000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 31464522 + ... + 31781478.

It is an arithmetic number, because the mean of its divisors is an integer number (124602528960).

Almost surely, 210023131211000 is an apocalyptic number.

10023131211000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10023131211000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15949123706880).

10023131211000 is an abundant number, since it is smaller than the sum of its proper divisors (21875116202760).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10023131211000 is a wasteful number, since it uses less digits than its factorization.

10023131211000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317191 (or 317177 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 10023131211000 its reverse (11213132001), we get a palindrome (10034344343001).

The spelling of 10023131211000 in words is "ten trillion, twenty-three billion, one hundred thirty-one million, two hundred eleven thousand".