20014197111 has 12 divisors (see below), whose sum is σ = 28914648360. Its totient is φ = 13340373840.

The previous prime is 20014197043. The next prime is 20014197131. The reversal of 20014197111 is 11179141002.

It is not a de Polignac number, because 20014197111 - 2¹⁰ = 20014196087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20014197131) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 149001 + ... + 249458.

It is an arithmetic number, because the mean of its divisors is an integer number (2409554030).

Almost surely, 2^20014197111 is an apocalyptic number.

20014197111 is a deficient number, since it is larger than the sum of its proper divisors (8900451249).

20014197111 is a wasteful number, since it uses less digits than its factorization.

20014197111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404046 (or 404043 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 27.

The spelling of 20014197111 in words is "twenty billion, fourteen million, one hundred ninety-seven thousand, one hundred eleven".