10022022121200 has 120 divisors (see below), whose sum is σ = 32115809115888. Its totient is φ = 2671545968640.

The previous prime is 10022022121147. The next prime is 10022022121217. The reversal of 10022022121200 is 212122022001.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 10022022121200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1680972 + ... + 4782228.

Almost surely, 2^{10022022121200} is an apocalyptic number.

10022022121200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10022022121200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16057904557944).

10022022121200 is an abundant number, since it is smaller than the sum of its proper divisors (22093786994688).

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

10022022121200 is a wasteful number, since it uses less digits than its factorization.

10022022121200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3103971 (or 3103960 counting only the distinct ones).

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

Adding to 10022022121200 its reverse (212122022001), we get a palindrome (10234144143201).

The spelling of 10022022121200 in words is "ten trillion, twenty-two billion, twenty-two million, one hundred twenty-one thousand, two hundred".