1222052010000 has 100 divisors (see below), whose sum is σ = 3944946925392. Its totient is φ = 325880528000.

The previous prime is 1222052009987. The next prime is 1222052010031. The reversal of 1222052010000 is 102502221.

It is a tau number, because it is divible by the number of its divisors (100).

It is a super-2 number, since 2×1222052010000² (a number of 25 digits) contains 22 as substring.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 20337534 + ... + 20397533.

Almost surely, 2^{1222052010000} is an apocalyptic number.

1222052010000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1222052010000 is an abundant number, since it is smaller than the sum of its proper divisors (2722894915392).

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

1222052010000 is an equidigital number, since it uses as much as digits as its factorization.

1222052010000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40735098 (or 40735077 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 15.

Adding to 1222052010000 its reverse (102502221), we get a palindrome (1222154512221).

The spelling of 1222052010000 in words is "one trillion, two hundred twenty-two billion, fifty-two million, ten thousand".