1102002020190 has 48 divisors (see below), whose sum is σ = 2865787466256. Its totient is φ = 293807491200.

The previous prime is 1102002020183. The next prime is 1102002020201. The reversal of 1102002020190 is 910202002011.

It is a super-2 number, since 2×1102002020190² (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 a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 797791 + ... + 1685370.

It is an arithmetic number, because the mean of its divisors is an integer number (59703905547).

Almost surely, 2^{1102002020190} is an apocalyptic number.

1102002020190 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1102002020190 is an abundant number, since it is smaller than the sum of its proper divisors (1763785446066).

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

1102002020190 is a wasteful number, since it uses less digits than its factorization.

1102002020190 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2488105 (or 2488102 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

The spelling of 1102002020190 in words is "one trillion, one hundred two billion, two million, twenty thousand, one hundred ninety".