20313021022 has 8 divisors (see below), whose sum is σ = 34822321776. Its totient is φ = 8705580432.

The previous prime is 20313020951. The next prime is 20313021031. The reversal of 20313021022 is 22012031302.

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

It is a junction number, because it is equal to n+sod(n) for n = 20313020987 and 20313021005.

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, 725465023 + ... + 725465050.

It is an arithmetic number, because the mean of its divisors is an integer number (4352790222).

Almost surely, 2^20313021022 is an apocalyptic number.

20313021022 is a deficient number, since it is larger than the sum of its proper divisors (14509300754).

20313021022 is a wasteful number, since it uses less digits than its factorization.

20313021022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1450930082.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 20313021022 its reverse (22012031302), we get a palindrome (42325052324).

The spelling of 20313021022 in words is "twenty billion, three hundred thirteen million, twenty-one thousand, twenty-two".