20221690313910 has 16 divisors (see below), whose sum is σ = 48532056753456. Its totient is φ = 5392450750368.

The previous prime is 20221690313899. The next prime is 20221690313911. The reversal of 20221690313910 is 1931309612202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20221690313911) 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, 337028171869 + ... + 337028171928.

It is an arithmetic number, because the mean of its divisors is an integer number (3033253547091).

Almost surely, 2^{20221690313910} is an apocalyptic number.

20221690313910 is an abundant number, since it is smaller than the sum of its proper divisors (28310366439546).

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

20221690313910 is a wasteful number, since it uses less digits than its factorization.

20221690313910 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 674056343807.

The product of its (nonzero) digits is 34992, while the sum is 39.

The spelling of 20221690313910 in words is "twenty trillion, two hundred twenty-one billion, six hundred ninety million, three hundred thirteen thousand, nine hundred ten".