121222503522122 has 32 divisors (see below), whose sum is σ = 183121207078464. Its totient is φ = 60183534902400.

The previous prime is 121222503522119. The next prime is 121222503522157. The reversal of 121222503522122 is 221225305222121.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 542287808 + ... + 542511300.

It is an arithmetic number, because the mean of its divisors is an integer number (5722537721202).

Almost surely, 2^{121222503522122} is an apocalyptic number.

121222503522122 is a deficient number, since it is larger than the sum of its proper divisors (61898703556342).

121222503522122 is a wasteful number, since it uses less digits than its factorization.

121222503522122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226694.

The product of its (nonzero) digits is 19200, while the sum is 32.

Adding to 121222503522122 its reverse (221225305222121), we get a palindrome (342447808744243).

The spelling of 121222503522122 in words is "one hundred twenty-one trillion, two hundred twenty-two billion, five hundred three million, five hundred twenty-two thousand, one hundred twenty-two".