2111011201974 has 32 divisors (see below), whose sum is σ = 4406861781504. Its totient is φ = 672881520960.

The previous prime is 2111011201973. The next prime is 2111011202017. The reversal of 2111011201974 is 4791021101112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2111011201973) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1730767 + ... + 2686554.

It is an arithmetic number, because the mean of its divisors is an integer number (137714430672).

Almost surely, 2^{2111011201974} is an apocalyptic number.

2111011201974 is an abundant number, since it is smaller than the sum of its proper divisors (2295850579530).

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

2111011201974 is a wasteful number, since it uses less digits than its factorization.

2111011201974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4420812.

The product of its (nonzero) digits is 1008, while the sum is 30.

The spelling of 2111011201974 in words is "two trillion, one hundred eleven billion, eleven million, two hundred one thousand, nine hundred seventy-four".