120100122671 has 4 divisors (see below), whose sum is σ = 121222553832. Its totient is φ = 118977691512.

The previous prime is 120100122661. The next prime is 120100122677. The reversal of 120100122671 is 176221001021.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120100122671 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120100122677) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 561215420 + ... + 561215633.

It is an arithmetic number, because the mean of its divisors is an integer number (30305638458).

Almost surely, 2^120100122671 is an apocalyptic number.

120100122671 is a deficient number, since it is larger than the sum of its proper divisors (1122431161).

120100122671 is a wasteful number, since it uses less digits than its factorization.

120100122671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1122431160.

The product of its (nonzero) digits is 336, while the sum is 23.

Adding to 120100122671 its reverse (176221001021), we get a palindrome (296321123692).

The spelling of 120100122671 in words is "one hundred twenty billion, one hundred million, one hundred twenty-two thousand, six hundred seventy-one".