3990102111 has 12 divisors (see below), whose sum is σ = 5769579192. Its totient is φ = 2657253456.

The previous prime is 3990102107. The next prime is 3990102131. The reversal of 3990102111 is 1112010993.

It is not a de Polignac number, because 3990102111 - 2² = 3990102107 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3990102131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 225556 + ... + 242601.

It is an arithmetic number, because the mean of its divisors is an integer number (480798266).

Almost surely, 2^3990102111 is an apocalyptic number.

3990102111 is a deficient number, since it is larger than the sum of its proper divisors (1779477081).

3990102111 is a wasteful number, since it uses less digits than its factorization.

3990102111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 469110 (or 469107 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 27.

The square root of 3990102111 is about 63167.2550535481. The cubic root of 3990102111 is about 1586.0906438994.

The spelling of 3990102111 in words is "three billion, nine hundred ninety million, one hundred two thousand, one hundred eleven".