121765476422 has 4 divisors (see below), whose sum is σ = 182648214636. Its totient is φ = 60882738210.

The previous prime is 121765476419. The next prime is 121765476541. The reversal of 121765476422 is 224674567121.

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, 30441369104 + ... + 30441369107.

It is an arithmetic number, because the mean of its divisors is an integer number (45662053659).

Almost surely, 2^121765476422 is an apocalyptic number.

121765476422 is a deficient number, since it is larger than the sum of its proper divisors (60882738214).

121765476422 is an equidigital number, since it uses as much as digits as its factorization.

121765476422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60882738213.

The product of its digits is 1128960, while the sum is 47.

The spelling of 121765476422 in words is "one hundred twenty-one billion, seven hundred sixty-five million, four hundred seventy-six thousand, four hundred twenty-two".