1122021233100 has 108 divisors (see below), whose sum is σ = 3517542430584. Its totient is φ = 299152131840.

The previous prime is 1122021233057. The next prime is 1122021233161. The reversal of 1122021233100 is 13321202211.

1122021233100 is a `hidden beast` number, since 1 + 122 + 0 + 212 + 331 + 0 + 0 = 666.

It is a super-2 number, since 2×1122021233100² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 5054647 + ... + 5271953.

Almost surely, 2^{1122021233100} is an apocalyptic number.

1122021233100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1122021233100 is an abundant number, since it is smaller than the sum of its proper divisors (2395521197484).

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

1122021233100 is a wasteful number, since it uses less digits than its factorization.

1122021233100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223064 (or 223054 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 1122021233100 its reverse (13321202211), we get a palindrome (1135342435311).

The spelling of 1122021233100 in words is "one trillion, one hundred twenty-two billion, twenty-one million, two hundred thirty-three thousand, one hundred".