202110019974 has 12 divisors (see below), whose sum is σ = 437905043316. Its totient is φ = 67370006652.

The previous prime is 202110019973. The next prime is 202110020009. The reversal of 202110019974 is 479910011202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202110019973) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5614167204 + ... + 5614167239.

It is an arithmetic number, because the mean of its divisors is an integer number (36492086943).

Almost surely, 2^202110019974 is an apocalyptic number.

202110019974 is an abundant number, since it is smaller than the sum of its proper divisors (235795023342).

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

202110019974 is a wasteful number, since it uses less digits than its factorization.

202110019974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11228334451 (or 11228334448 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 36.

The spelling of 202110019974 in words is "two hundred two billion, one hundred ten million, nineteen thousand, nine hundred seventy-four".