2111012011112 has 128 divisors (see below), whose sum is σ = 4266934277760. Its totient is φ = 977576570880.

The previous prime is 2111012011081. The next prime is 2111012011151. The reversal of 2111012011112 is 2111102101112.

It is a super-2 number, since 2×2111012011112² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 79970588 + ... + 79996980.

It is an arithmetic number, because the mean of its divisors is an integer number (33335424045).

Almost surely, 2^{2111012011112} is an apocalyptic number.

It is an amenable number.

2111012011112 is an abundant number, since it is smaller than the sum of its proper divisors (2155922266648).

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

2111012011112 is a wasteful number, since it uses less digits than its factorization.

2111012011112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26643 (or 26639 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 2111012011112 its reverse (2111102101112), we get a palindrome (4222114112224).

The spelling of 2111012011112 in words is "two trillion, one hundred eleven billion, twelve million, eleven thousand, one hundred twelve".