201102379 has 2 divisors, whose sum is σ = 201102380. Its totient is φ = 201102378.

The previous prime is 201102373. The next prime is 201102431. The reversal of 201102379 is 973201102.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201102379 is a prime.

It is not a weakly prime, because it can be changed into another prime (201102373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100551189 + 100551190.

It is an arithmetic number, because the mean of its divisors is an integer number (100551190).

Almost surely, 2^201102379 is an apocalyptic number.

201102379 is a deficient number, since it is larger than the sum of its proper divisors (1).

201102379 is an equidigital number, since it uses as much as digits as its factorization.

201102379 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 756, while the sum is 25.

The square root of 201102379 is about 14181.0570480483. The cubic root of 201102379 is about 585.8760381479.

It can be divided in two parts, 2011023 and 79, that added together give a palindrome (2011102).

The spelling of 201102379 in words is "two hundred one million, one hundred two thousand, three hundred seventy-nine".