20677207101 has 8 divisors (see below), whose sum is σ = 27572582784. Its totient is φ = 13783318080.

The previous prime is 20677207087. The next prime is 20677207157. The reversal of 20677207101 is 10170277602.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 20677207101 - 2¹³ = 20677198909 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20677207171) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 338796 + ... + 395141.

It is an arithmetic number, because the mean of its divisors is an integer number (3446572848).

Almost surely, 2^20677207101 is an apocalyptic number.

It is an amenable number.

20677207101 is a deficient number, since it is larger than the sum of its proper divisors (6895375683).

20677207101 is an equidigital number, since it uses as much as digits as its factorization.

20677207101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 743331.

The product of its (nonzero) digits is 8232, while the sum is 33.

The spelling of 20677207101 in words is "twenty billion, six hundred seventy-seven million, two hundred seven thousand, one hundred one".