2111122002012 has 96 divisors (see below), whose sum is σ = 5070697632000. Its totient is φ = 683338705920.

The previous prime is 2111122002001. The next prime is 2111122002029. The reversal of 2111122002012 is 2102002211112.

It is a super-2 number, since 2×2111122002012² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2111122001982 and 2111122002000.

It is a congruent number.

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, 24941739 + ... + 25026237.

It is an arithmetic number, because the mean of its divisors is an integer number (52819767000).

Almost surely, 2^{2111122002012} is an apocalyptic number.

It is an amenable number.

2111122002012 is an abundant number, since it is smaller than the sum of its proper divisors (2959575629988).

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

2111122002012 is a wasteful number, since it uses less digits than its factorization.

2111122002012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84963 (or 84961 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2111122002012 its reverse (2102002211112), we get a palindrome (4213124213124).

The spelling of 2111122002012 in words is "two trillion, one hundred eleven billion, one hundred twenty-two million, two thousand, twelve".