1012311022 has 8 divisors (see below), whose sum is σ = 1524112200. Its totient is φ = 504273624.

The previous prime is 1012310989. The next prime is 1012311023. The reversal of 1012311022 is 2201132101.

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

It is a junction number, because it is equal to n+sod(n) for n = 1012310993 and 1012311011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012311023) 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, 940272 + ... + 941347.

It is an arithmetic number, because the mean of its divisors is an integer number (190514025).

Almost surely, 2^1012311022 is an apocalyptic number.

1012311022 is a deficient number, since it is larger than the sum of its proper divisors (511801178).

1012311022 is a wasteful number, since it uses less digits than its factorization.

1012311022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1881890.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 1012311022 is about 31816.8355120367. The cubic root of 1012311022 is about 1004.0869481003.

Adding to 1012311022 its reverse (2201132101), we get a palindrome (3213443123).

The spelling of 1012311022 in words is "one billion, twelve million, three hundred eleven thousand, twenty-two".