207920911102 has 4 divisors (see below), whose sum is σ = 311881366656. Its totient is φ = 103960455550.

The previous prime is 207920911097. The next prime is 207920911103. The reversal of 207920911102 is 201119029702.

It is a happy number.

207920911102 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×207920911102² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (207920911103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51980227774 + ... + 51980227777.

It is an arithmetic number, because the mean of its divisors is an integer number (77970341664).

Almost surely, 2^207920911102 is an apocalyptic number.

207920911102 is a deficient number, since it is larger than the sum of its proper divisors (103960455554).

207920911102 is a wasteful number, since it uses less digits than its factorization.

207920911102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103960455553.

The product of its (nonzero) digits is 4536, while the sum is 34.

The spelling of 207920911102 in words is "two hundred seven billion, nine hundred twenty million, nine hundred eleven thousand, one hundred two".