1222401140000 has 60 divisors (see below), whose sum is σ = 3007290213774. Its totient is φ = 488960448000.

The previous prime is 1222401139943. The next prime is 1222401140017. The reversal of 1222401140000 is 411042221.

It can be written as a sum of positive squares in 5 ways, for example, as 57978860944 + 1164422279056 = 240788^2 + 1079084^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 30540029 + ... + 30580028.

Almost surely, 2^{1222401140000} is an apocalyptic number.

1222401140000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1222401140000 is an abundant number, since it is smaller than the sum of its proper divisors (1784889073774).

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

1222401140000 is an frugal number, since it uses more digits than its factorization.

1222401140000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61120087 (or 61120064 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 1222401140000 its reverse (411042221), we get a palindrome (1222812182221).

The spelling of 1222401140000 in words is "one trillion, two hundred twenty-two billion, four hundred one million, one hundred forty thousand".