20110013479 has 2 divisors, whose sum is σ = 20110013480. Its totient is φ = 20110013478.

The previous prime is 20110013437. The next prime is 20110013527. The reversal of 20110013479 is 97431001102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20110013479 - 2²¹ = 20107916327 is a prime.

It is a super-3 number, since 3×20110013479³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20110013279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10055006739 + 10055006740.

It is an arithmetic number, because the mean of its divisors is an integer number (10055006740).

Almost surely, 2^20110013479 is an apocalyptic number.

20110013479 is a deficient number, since it is larger than the sum of its proper divisors (1).

20110013479 is an equidigital number, since it uses as much as digits as its factorization.

20110013479 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1512, while the sum is 28.

The spelling of 20110013479 in words is "twenty billion, one hundred ten million, thirteen thousand, four hundred seventy-nine".