1021022022 has 16 divisors (see below), whose sum is σ = 2076655680. Its totient is φ = 334572072.

The previous prime is 1021022021. The next prime is 1021022033. The reversal of 1021022022 is 2202201201.

It is a junction number, because it is equal to n+sod(n) for n = 1021021989 and 1021022007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1021022021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1441768 + ... + 1442475.

It is an arithmetic number, because the mean of its divisors is an integer number (129790980).

Almost surely, 2^1021022022 is an apocalyptic number.

1021022022 is an abundant number, since it is smaller than the sum of its proper divisors (1055633658).

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

1021022022 is a wasteful number, since it uses less digits than its factorization.

1021022022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2884307.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 1021022022 is about 31953.4352143866. The cubic root of 1021022022 is about 1006.9588033954.

Adding to 1021022022 its reverse (2202201201), we get a palindrome (3223223223).

The spelling of 1021022022 in words is "one billion, twenty-one million, twenty-two thousand, twenty-two".