1022231111274 has 24 divisors (see below), whose sum is σ = 2256623398692. Its totient is φ = 334314576960.

The previous prime is 1022231111273. The next prime is 1022231111281. The reversal of 1022231111274 is 4721111322201.

1022231111274 is a `hidden beast` number, since 1 + 0 + 222 + 311 + 1 + 127 + 4 = 666.

1022231111274 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1002615708249 + 19615403025 = 1001307^2 + 140055^2 .

It is not an unprimeable number, because it can be changed into a prime (1022231111273) 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, 535759587 + ... + 535761494.

Almost surely, 2^{1022231111274} is an apocalyptic number.

1022231111274 is an abundant number, since it is smaller than the sum of its proper divisors (1234392287418).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1022231111274 is a wasteful number, since it uses less digits than its factorization.

1022231111274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1071521142 (or 1071521139 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 27.

Adding to 1022231111274 its reverse (4721111322201), we get a palindrome (5743342433475).

The spelling of 1022231111274 in words is "one trillion, twenty-two billion, two hundred thirty-one million, one hundred eleven thousand, two hundred seventy-four".