121775226046 has 4 divisors (see below), whose sum is σ = 182662839072. Its totient is φ = 60887613022.

The previous prime is 121775226011. The next prime is 121775226073. The reversal of 121775226046 is 640622577121.

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

It is a junction number, because it is equal to n+sod(n) for n = 121775225993 and 121775226011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30443806510 + ... + 30443806513.

It is an arithmetic number, because the mean of its divisors is an integer number (45665709768).

Almost surely, 2^121775226046 is an apocalyptic number.

121775226046 is a deficient number, since it is larger than the sum of its proper divisors (60887613026).

121775226046 is an equidigital number, since it uses as much as digits as its factorization.

121775226046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60887613025.

The product of its (nonzero) digits is 282240, while the sum is 43.

The spelling of 121775226046 in words is "one hundred twenty-one billion, seven hundred seventy-five million, two hundred twenty-six thousand, forty-six".