399010101002111 has 4 divisors (see below), whose sum is σ = 401239207711800. Its totient is φ = 396780994292424.

The previous prime is 399010101002033. The next prime is 399010101002131. The reversal of 399010101002111 is 111200101010993.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 399010101002111 - 2⁴² = 394612054491007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (399010101002131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1114553354576 + ... + 1114553354933.

It is an arithmetic number, because the mean of its divisors is an integer number (100309801927950).

Almost surely, 2^{399010101002111} is an apocalyptic number.

399010101002111 is a deficient number, since it is larger than the sum of its proper divisors (2229106709689).

399010101002111 is a wasteful number, since it uses less digits than its factorization.

399010101002111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2229106709688.

The product of its (nonzero) digits is 486, while the sum is 29.

The spelling of 399010101002111 in words is "three hundred ninety-nine trillion, ten billion, one hundred one million, two thousand, one hundred eleven".