1202022021012 has 24 divisors (see below), whose sum is σ = 2805541366656. Its totient is φ = 400556390208.

The previous prime is 1202022020971. The next prime is 1202022021097. The reversal of 1202022021012 is 2101202202021.

It is a junction number, because it is equal to n+sod(n) for n = 1202022020982 and 1202022021000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14659513 + ... + 14741280.

It is an arithmetic number, because the mean of its divisors is an integer number (116897556944).

Almost surely, 2^{1202022021012} is an apocalyptic number.

1202022021012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1202022021012 is an abundant number, since it is smaller than the sum of its proper divisors (1603519345644).

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

1202022021012 is a wasteful number, since it uses less digits than its factorization.

1202022021012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29404207 (or 29404205 counting only the distinct ones).

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

Adding to 1202022021012 its reverse (2101202202021), we get a palindrome (3303224223033).

The spelling of 1202022021012 in words is "one trillion, two hundred two billion, twenty-two million, twenty-one thousand, twelve".