22020112112021 has 8 divisors (see below), whose sum is σ = 22170628346400. Its totient is φ = 21869632281232.

The previous prime is 22020112111927. The next prime is 22020112112107. The reversal of 22020112112021 is 12021121102022.

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

It is a cyclic number.

It is not a de Polignac number, because 22020112112021 - 2¹⁸ = 22020111849877 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22020112115021) 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, 7886435 + ... + 10307088.

It is an arithmetic number, because the mean of its divisors is an integer number (2771328543300).

Almost surely, 2^{22020112112021} is an apocalyptic number.

It is an amenable number.

22020112112021 is a deficient number, since it is larger than the sum of its proper divisors (150516234379).

22020112112021 is a wasteful number, since it uses less digits than its factorization.

22020112112021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18201795.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 22020112112021 its reverse (12021121102022), we get a palindrome (34041233214043).

The spelling of 22020112112021 in words is "twenty-two trillion, twenty billion, one hundred twelve million, one hundred twelve thousand, twenty-one".