113213100000 has 1728 divisors, whose sum is σ = 518771796480. Its totient is φ = 20966400000.

The previous prime is 113213099983. The next prime is 113213100037. The reversal of 113213100000 is 1312311.

It is a super-2 number, since 2×113213100000² (a number of 23 digits) contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 3903899986 + ... + 3903900014.

It is an arithmetic number, because the mean of its divisors is an integer number (300215160).

Almost surely, 2^113213100000 is an apocalyptic number.

113213100000 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 113213100000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (259385898240).

113213100000 is an abundant number, since it is smaller than the sum of its proper divisors (405558696480).

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

113213100000 is a wasteful number, since it uses less digits than its factorization.

113213100000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111 (or 70 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 12.

Adding to 113213100000 its reverse (1312311), we get a palindrome (113214412311).

The spelling of 113213100000 in words is "one hundred thirteen billion, two hundred thirteen million, one hundred thousand".