1002020122200 has 48 divisors (see below), whose sum is σ = 3106262380680. Its totient is φ = 267205365760.

The previous prime is 1002020122171. The next prime is 1002020122247. The reversal of 1002020122200 is 22210202001.

1002020122200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 835016169 + ... + 835017368.

Almost surely, 2^{1002020122200} is an apocalyptic number.

1002020122200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1002020122200 is an abundant number, since it is smaller than the sum of its proper divisors (2104242258480).

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

1002020122200 is a wasteful number, since it uses less digits than its factorization.

1002020122200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1670033556 (or 1670033547 counting only the distinct ones).

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

Adding to 1002020122200 its reverse (22210202001), we get a palindrome (1024230324201).

The spelling of 1002020122200 in words is "one trillion, two billion, twenty million, one hundred twenty-two thousand, two hundred".