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10212100122000 = 2435373747891571
BaseRepresentation
bin1001010010011011000010…
…0110011010010110010000
31100011021012211000211020110
42110212300212122112100
52314303340112401000
633415212442441320
72102541234546030
oct224466046322620
940137184024213
1010212100122000
113287a22320a47
12118b20b803240
13590cc62963aa
142743a82518c0
1512a990813850
hex949b099a590

10212100122000 has 1280 divisors, whose sum is σ = 39935226839040. Its totient is φ = 2196412416000.

The previous prime is 10212100121969. The next prime is 10212100122001. The reversal of 10212100122000 is 22100121201.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (10212100122001) by changing a digit.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 6500381215 + ... + 6500382785.

It is an arithmetic number, because the mean of its divisors is an integer number (31199395968).

Almost surely, 210212100122000 is an apocalyptic number.

10212100122000 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 10212100122000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19967613419520).

10212100122000 is an abundant number, since it is smaller than the sum of its proper divisors (29723126717040).

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

10212100122000 is a wasteful number, since it uses less digits than its factorization.

10212100122000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1777 (or 1761 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 10212100122000 its reverse (22100121201), we get a palindrome (10234200243201).

The spelling of 10212100122000 in words is "ten trillion, two hundred twelve billion, one hundred million, one hundred twenty-two thousand".