1101662020 has 24 divisors (see below), whose sum is σ = 2314113984. Its totient is φ = 440546016.

The previous prime is 1101661993. The next prime is 1101662041. The reversal of 1101662020 is 202661011.

1101662020 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 140319 + ... + 147961.

It is an arithmetic number, because the mean of its divisors is an integer number (96421416).

Almost surely, 2^1101662020 is an apocalyptic number.

1101662020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1101662020 is an abundant number, since it is smaller than the sum of its proper divisors (1212451964).

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

1101662020 is a wasteful number, since it uses less digits than its factorization.

1101662020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14859 (or 14857 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 1101662020 is about 33191.2943405345. The cubic root of 1101662020 is about 1032.7997538921.

The spelling of 1101662020 in words is "one billion, one hundred one million, six hundred sixty-two thousand, twenty".