202111093938 has 16 divisors (see below), whose sum is σ = 435316202496. Its totient is φ = 62188028880.

The previous prime is 202111093931. The next prime is 202111093939. The reversal of 202111093938 is 839390111202.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 202111093896 and 202111093905.

It is not an unprimeable number, because it can be changed into a prime (202111093931) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1295583858 + ... + 1295584013.

It is an arithmetic number, because the mean of its divisors is an integer number (27207262656).

Almost surely, 2^202111093938 is an apocalyptic number.

202111093938 is an abundant number, since it is smaller than the sum of its proper divisors (233205108558).

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

202111093938 is a wasteful number, since it uses less digits than its factorization.

202111093938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2591167889.

The product of its (nonzero) digits is 23328, while the sum is 39.

The spelling of 202111093938 in words is "two hundred two billion, one hundred eleven million, ninety-three thousand, nine hundred thirty-eight".