122907111977102 has 4 divisors (see below), whose sum is σ = 184360667965656. Its totient is φ = 61453555988550.

The previous prime is 122907111977063. The next prime is 122907111977113. The reversal of 122907111977102 is 201779111709221.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30726777994274 + ... + 30726777994277.

It is an arithmetic number, because the mean of its divisors is an integer number (46090166991414).

Almost surely, 2^{122907111977102} is an apocalyptic number.

122907111977102 is a deficient number, since it is larger than the sum of its proper divisors (61453555988554).

122907111977102 is an equidigital number, since it uses as much as digits as its factorization.

122907111977102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61453555988553.

The product of its (nonzero) digits is 222264, while the sum is 50.

The spelling of 122907111977102 in words is "one hundred twenty-two trillion, nine hundred seven billion, one hundred eleven million, nine hundred seventy-seven thousand, one hundred two".