20201685022 has 8 divisors (see below), whose sum is σ = 30541130496. Its totient is φ = 10021308192.

The previous prime is 20201685017. The next prime is 20201685073. The reversal of 20201685022 is 22058610202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39766843 + ... + 39767350.

It is an arithmetic number, because the mean of its divisors is an integer number (3817641312).

Almost surely, 2^20201685022 is an apocalyptic number.

20201685022 is a deficient number, since it is larger than the sum of its proper divisors (10339445474).

20201685022 is a wasteful number, since it uses less digits than its factorization.

20201685022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79534322.

The product of its (nonzero) digits is 3840, while the sum is 28.

The spelling of 20201685022 in words is "twenty billion, two hundred one million, six hundred eighty-five thousand, twenty-two".