20212011022 has 16 divisors (see below), whose sum is σ = 35236437120. Its totient is φ = 8515471608.

The previous prime is 20212011019. The next prime is 20212011037. The reversal of 20212011022 is 22011021202.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 20212010993 and 20212011011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12234048 + ... + 12235699.

It is an arithmetic number, because the mean of its divisors is an integer number (2202277320).

Almost surely, 2^20212011022 is an apocalyptic number.

20212011022 is a deficient number, since it is larger than the sum of its proper divisors (15024426098).

20212011022 is a wasteful number, since it uses less digits than its factorization.

20212011022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24469815.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 20212011022 its reverse (22011021202), we get a palindrome (42223032224).

The spelling of 20212011022 in words is "twenty billion, two hundred twelve million, eleven thousand, twenty-two".