1021142022 has 32 divisors (see below), whose sum is σ = 2115154944. Its totient is φ = 328440000.

The previous prime is 1021141993. The next prime is 1021142039. The reversal of 1021142022 is 2202411201.

1021142022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 1021141992 and 1021142010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5479 + ... + 45522.

It is an arithmetic number, because the mean of its divisors is an integer number (66098592).

Almost surely, 2^1021142022 is an apocalyptic number.

1021142022 is an abundant number, since it is smaller than the sum of its proper divisors (1094012922).

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

1021142022 is a wasteful number, since it uses less digits than its factorization.

1021142022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51124.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 1021142022 is about 31955.3128915991. The cubic root of 1021142022 is about 1006.9982509033.

Adding to 1021142022 its reverse (2202411201), we get a palindrome (3223553223).

The spelling of 1021142022 in words is "one billion, twenty-one million, one hundred forty-two thousand, twenty-two".