122102133231394 has 4 divisors (see below), whose sum is σ = 183153199847094. Its totient is φ = 61051066615696.

The previous prime is 122102133231373. The next prime is 122102133231427. The reversal of 122102133231394 is 493132331201221.

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., 103031330689225 + 19070802542169 = 10150435^2 + 4367013^2 .

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, 30525533307847 + ... + 30525533307850.

Almost surely, 2^{122102133231394} is an apocalyptic number.

122102133231394 is a deficient number, since it is larger than the sum of its proper divisors (61051066615700).

122102133231394 is an equidigital number, since it uses as much as digits as its factorization.

122102133231394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61051066615699.

The product of its (nonzero) digits is 46656, while the sum is 37.

The spelling of 122102133231394 in words is "one hundred twenty-two trillion, one hundred two billion, one hundred thirty-three million, two hundred thirty-one thousand, three hundred ninety-four".