1122150120 has 128 divisors (see below), whose sum is σ = 4143363840. Its totient is φ = 236759040.

The previous prime is 1122150109. The next prime is 1122150137. The reversal of 1122150120 is 210512211.

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 1122150120.

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, 40461 + ... + 62300.

It is an arithmetic number, because the mean of its divisors is an integer number (32370030).

Almost surely, 2^1122150120 is an apocalyptic number.

1122150120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1122150120 is an abundant number, since it is smaller than the sum of its proper divisors (3021213720).

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

1122150120 is a wasteful number, since it uses less digits than its factorization.

1122150120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102795 (or 102791 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 15.

The square root of 1122150120 is about 33498.5092205608. The cubic root of 1122150120 is about 1039.1629482683.

Adding to 1122150120 its reverse (210512211), we get a palindrome (1332662331).

The spelling of 1122150120 in words is "one billion, one hundred twenty-two million, one hundred fifty thousand, one hundred twenty".