1022235222331 has 4 divisors (see below), whose sum is σ = 1022292377064. Its totient is φ = 1022178067600.

The previous prime is 1022235222311. The next prime is 1022235222389. The reversal of 1022235222331 is 1332225322201.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1022235222331 is a prime.

It is a super-2 number, since 2×1022235222331² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1022235222331.

It is not an unprimeable number, because it can be changed into a prime (1022235222311) 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, 28550530 + ... + 28586311.

It is an arithmetic number, because the mean of its divisors is an integer number (255573094266).

Almost surely, 2^{1022235222331} is an apocalyptic number.

1022235222331 is a deficient number, since it is larger than the sum of its proper divisors (57154733).

1022235222331 is an equidigital number, since it uses as much as digits as its factorization.

1022235222331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57154732.

The product of its (nonzero) digits is 8640, while the sum is 28.

The spelling of 1022235222331 in words is "one trillion, twenty-two billion, two hundred thirty-five million, two hundred twenty-two thousand, three hundred thirty-one".