20202939092 has 24 divisors (see below), whose sum is σ = 41391389760. Its totient is φ = 8447221440.

The previous prime is 20202939091. The next prime is 20202939121. The reversal of 20202939092 is 29093920202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20202939091) 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, 8798042 + ... + 8800337.

It is an arithmetic number, because the mean of its divisors is an integer number (1724641240).

Almost surely, 2^20202939092 is an apocalyptic number.

It is an amenable number.

20202939092 is an abundant number, since it is smaller than the sum of its proper divisors (21188450668).

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

20202939092 is a wasteful number, since it uses less digits than its factorization.

20202939092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17598431 (or 17598429 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 38.

The spelling of 20202939092 in words is "twenty billion, two hundred two million, nine hundred thirty-nine thousand, ninety-two".