22032021111021 has 12 divisors (see below), whose sum is σ = 31926358570080. Its totient is φ = 14640785731080.

The previous prime is 22032021111019. The next prime is 22032021111031. The reversal of 22032021111021 is 12011112023022.

22032021111021 is a `hidden beast` number, since 2 + 2 + 0 + 320 + 211 + 110 + 21 = 666.

It is not a de Polignac number, because 22032021111021 - 2¹ = 22032021111019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22032021110985 and 22032021111003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22032021111031) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3935692291 + ... + 3935697888.

It is an arithmetic number, because the mean of its divisors is an integer number (2660529880840).

Almost surely, 2^{22032021111021} is an apocalyptic number.

It is an amenable number.

22032021111021 is a deficient number, since it is larger than the sum of its proper divisors (9894337459059).

22032021111021 is a wasteful number, since it uses less digits than its factorization.

22032021111021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7871390496 (or 7871390493 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 22032021111021 its reverse (12011112023022), we get a palindrome (34043133134043).

The spelling of 22032021111021 in words is "twenty-two trillion, thirty-two billion, twenty-one million, one hundred eleven thousand, twenty-one".