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13112213010000 = 243541383405073
BaseRepresentation
bin1011111011001110110011…
…0011000111011001010000
31201102111220200002001122220
42332303230303013121100
53204312303012310000
643515400102501040
72522216601425136
oct276635463073120
951374820061586
1013112213010000
1141a5949455a95
121579299734780
137416267c05a0
143348c50b1756
1517b12abbb1a0
hexbececcc7650

13112213010000 has 400 divisors, whose sum is σ = 46133288072256. Its totient is φ = 3188726784000.

The previous prime is 13112213009947. The next prime is 13112213010049. The reversal of 13112213010000 is 1031221131.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (400).

It is a super-2 number, since 2×131122130100002 (a number of 27 digits) contains 22 as substring.

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 79 ways as a sum of consecutive naturals, for example, 32167464 + ... + 32572536.

Almost surely, 213112213010000 is an apocalyptic number.

13112213010000 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 13112213010000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23066644036128).

13112213010000 is an abundant number, since it is smaller than the sum of its proper divisors (33021075062256).

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

13112213010000 is a wasteful number, since it uses less digits than its factorization.

13112213010000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405200 (or 405179 counting only the distinct ones).

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

Adding to 13112213010000 its reverse (1031221131), we get a palindrome (13113244231131).

The spelling of 13112213010000 in words is "thirteen trillion, one hundred twelve billion, two hundred thirteen million, ten thousand".