2111777025052 has 24 divisors (see below), whose sum is σ = 3723070176000. Its totient is φ = 1048046253936.

The previous prime is 2111777025011. The next prime is 2111777025139. The reversal of 2111777025052 is 2505207771112.

It is a junction number, because it is equal to n+sod(n) for n = 2111777024996 and 2111777025014.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1937949 + ... + 2824747.

It is an arithmetic number, because the mean of its divisors is an integer number (155127924000).

Almost surely, 2^{2111777025052} is an apocalyptic number.

It is an amenable number.

2111777025052 is a deficient number, since it is larger than the sum of its proper divisors (1611293150948).

2111777025052 is a wasteful number, since it uses less digits than its factorization.

2111777025052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 891225 (or 891223 counting only the distinct ones).

The product of its (nonzero) digits is 68600, while the sum is 40.

The spelling of 2111777025052 in words is "two trillion, one hundred eleven billion, seven hundred seventy-seven million, twenty-five thousand, fifty-two".