1022002121022 has 16 divisors (see below), whose sum is σ = 2044034593920. Its totient is φ = 340662315032.

The previous prime is 1022002121009. The next prime is 1022002121027. The reversal of 1022002121022 is 2201212002201.

It is a junction number, because it is equal to n+sod(n) for n = 1022002120992 and 1022002121010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022002121027) 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, 814608 + ... + 1645475.

It is an arithmetic number, because the mean of its divisors is an integer number (127752162120).

Almost surely, 2^{1022002121022} is an apocalyptic number.

1022002121022 is an abundant number, since it is smaller than the sum of its proper divisors (1022032472898).

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

1022002121022 is a wasteful number, since it uses less digits than its factorization.

1022002121022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2529327.

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

Adding to 1022002121022 its reverse (2201212002201), we get a palindrome (3223214123223).

It can be divided in two parts, 102200 and 2121022, that added together give a palindrome (2223222).

The spelling of 1022002121022 in words is "one trillion, twenty-two billion, two million, one hundred twenty-one thousand, twenty-two".