121966970473234 has 4 divisors (see below), whose sum is σ = 182950455709854. Its totient is φ = 60983485236616.

The previous prime is 121966970473217. The next prime is 121966970473273. The reversal of 121966970473234 is 432374079669121.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 68182128019009 + 53784842454225 = 8257247^2 + 7333815^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30491742618307 + ... + 30491742618310.

Almost surely, 2^{121966970473234} is an apocalyptic number.

121966970473234 is a deficient number, since it is larger than the sum of its proper divisors (60983485236620).

121966970473234 is an equidigital number, since it uses as much as digits as its factorization.

121966970473234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60983485236619.

The product of its (nonzero) digits is 82301184, while the sum is 64.

The spelling of 121966970473234 in words is "one hundred twenty-one trillion, nine hundred sixty-six billion, nine hundred seventy million, four hundred seventy-three thousand, two hundred thirty-four".