10200111221000 has 128 divisors (see below), whose sum is σ = 25659050227200. Its totient is φ = 3783064435200.

The previous prime is 10200111220927. The next prime is 10200111221017. The reversal of 10200111221000 is 12211100201.

It is a super-2 number, since 2×10200111221000² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4818149 + ... + 6604148.

It is an arithmetic number, because the mean of its divisors is an integer number (200461329900).

Almost surely, 2^{10200111221000} is an apocalyptic number.

10200111221000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10200111221000 is an abundant number, since it is smaller than the sum of its proper divisors (15458939006200).

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

10200111221000 is a wasteful number, since it uses less digits than its factorization.

10200111221000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11422384 (or 11422370 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 10200111221000 its reverse (12211100201), we get a palindrome (10212322321201).

The spelling of 10200111221000 in words is "ten trillion, two hundred billion, one hundred eleven million, two hundred twenty-one thousand".