121301221023122 has 16 divisors (see below), whose sum is σ = 207984386247552. Its totient is φ = 51976378600800.

The previous prime is 121301221023113. The next prime is 121301221023133. The reversal of 121301221023122 is 221320122103121.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 821505254 + ... + 821652897.

It is an arithmetic number, because the mean of its divisors is an integer number (12999024140472).

Almost surely, 2^{121301221023122} is an apocalyptic number.

121301221023122 is a deficient number, since it is larger than the sum of its proper divisors (86683165224430).

121301221023122 is a wasteful number, since it uses less digits than its factorization.

121301221023122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1643163433.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 121301221023122 its reverse (221320122103121), we get a palindrome (342621343126243).

The spelling of 121301221023122 in words is "one hundred twenty-one trillion, three hundred one billion, two hundred twenty-one million, twenty-three thousand, one hundred twenty-two".