112111021000 has 64 divisors (see below), whose sum is σ = 286188888960. Its totient is φ = 40767640000.

The previous prime is 112111020949. The next prime is 112111021039. The reversal of 112111021000 is 120111211.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5084956 + ... + 5106955.

It is an arithmetic number, because the mean of its divisors is an integer number (4471701390).

Almost surely, 2^112111021000 is an apocalyptic number.

112111021000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112111021000 is an abundant number, since it is smaller than the sum of its proper divisors (174077867960).

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

112111021000 is a wasteful number, since it uses less digits than its factorization.

112111021000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10191943 (or 10191929 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 112111021000 its reverse (120111211), we get a palindrome (112231132211).

The spelling of 112111021000 in words is "one hundred twelve billion, one hundred eleven million, twenty-one thousand".