1100220019992 has 48 divisors (see below), whose sum is σ = 3060296684640. Its totient is φ = 356828113728.

The previous prime is 1100220019973. The next prime is 1100220019993. The reversal of 1100220019992 is 2999100220011.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100220019993) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 206495088 + ... + 206500415.

It is an arithmetic number, because the mean of its divisors is an integer number (63756180930).

Almost surely, 2^{1100220019992} is an apocalyptic number.

1100220019992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1100220019992 is an abundant number, since it is smaller than the sum of its proper divisors (1960076664648).

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

1100220019992 is a wasteful number, since it uses less digits than its factorization.

1100220019992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 412995552 (or 412995545 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 36.

The spelling of 1100220019992 in words is "one trillion, one hundred billion, two hundred twenty million, nineteen thousand, nine hundred ninety-two".