1022221212023 has 4 divisors (see below), whose sum is σ = 1115150413128. Its totient is φ = 929292010920.

The previous prime is 1022221211953. The next prime is 1022221212083. The reversal of 1022221212023 is 3202121222201.

1022221212023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1022221212023 - 2²⁴ = 1022204434807 is a prime.

It is a super-2 number, since 2×1022221212023² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1022221211986 and 1022221212004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022221212083) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46464600536 + ... + 46464600557.

It is an arithmetic number, because the mean of its divisors is an integer number (278787603282).

Almost surely, 2^{1022221212023} is an apocalyptic number.

1022221212023 is a deficient number, since it is larger than the sum of its proper divisors (92929201105).

1022221212023 is an equidigital number, since it uses as much as digits as its factorization.

1022221212023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92929201104.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 1022221212023 its reverse (3202121222201), we get a palindrome (4224342434224).

The spelling of 1022221212023 in words is "one trillion, twenty-two billion, two hundred twenty-one million, two hundred twelve thousand, twenty-three".