1110021202000 has 80 divisors (see below), whose sum is σ = 2689830554112. Its totient is φ = 443049129600.

The previous prime is 1110021201997. The next prime is 1110021202033. The reversal of 1110021202000 is 2021200111.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 326637 + ... + 1525363.

Almost surely, 2^{1110021202000} is an apocalyptic number.

1110021202000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1110021202000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1344915277056).

1110021202000 is an abundant number, since it is smaller than the sum of its proper divisors (1579809352112).

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

1110021202000 is a wasteful number, since it uses less digits than its factorization.

1110021202000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1199213 (or 1199197 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 1110021202000 its reverse (2021200111), we get a palindrome (1112042402111).

The spelling of 1110021202000 in words is "one trillion, one hundred ten billion, twenty-one million, two hundred two thousand".