1110010221972 has 36 divisors (see below), whose sum is σ = 2807438320596. Its totient is φ = 369795168000.

The previous prime is 1110010221959. The next prime is 1110010221973. The reversal of 1110010221972 is 2791220100111.

It can be written as a sum of positive squares in 2 ways, for example, as 730706974596 + 379303247376 = 854814^2 + 615876^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1110010221973) 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, 8611779 + ... + 8739722.

Almost surely, 2^{1110010221972} is an apocalyptic number.

1110010221972 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1110010221972 is an abundant number, since it is smaller than the sum of its proper divisors (1697428098624).

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

1110010221972 is a wasteful number, since it uses less digits than its factorization.

1110010221972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17353288 (or 17353283 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 27.

The spelling of 1110010221972 in words is "one trillion, one hundred ten billion, ten million, two hundred twenty-one thousand, nine hundred seventy-two".