1122221973372 has 48 divisors (see below), whose sum is σ = 2757025824000. Its totient is φ = 354297024000.

The previous prime is 1122221973371. The next prime is 1122221973419. The reversal of 1122221973372 is 2733791222211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122221973371) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 297129 + ... + 1527327.

It is an arithmetic number, because the mean of its divisors is an integer number (57438038000).

Almost surely, 2^{1122221973372} is an apocalyptic number.

1122221973372 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1122221973372 is an abundant number, since it is smaller than the sum of its proper divisors (1634803850628).

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

1122221973372 is a wasteful number, since it uses less digits than its factorization.

1122221973372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1234226 (or 1234224 counting only the distinct ones).

The product of its digits is 127008, while the sum is 42.

The spelling of 1122221973372 in words is "one trillion, one hundred twenty-two billion, two hundred twenty-one million, nine hundred seventy-three thousand, three hundred seventy-two".