121222003132 has 48 divisors (see below), whose sum is σ = 228923735040. Its totient is φ = 55985107392.

The previous prime is 121222003127. The next prime is 121222003213. The reversal of 121222003132 is 231300222121.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a congruent 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, 874918 + ... + 1003954.

It is an arithmetic number, because the mean of its divisors is an integer number (4769244480).

Almost surely, 2^121222003132 is an apocalyptic number.

It is an amenable number.

121222003132 is a deficient number, since it is larger than the sum of its proper divisors (107701731908).

121222003132 is a wasteful number, since it uses less digits than its factorization.

121222003132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129370 (or 129368 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 121222003132 its reverse (231300222121), we get a palindrome (352522225253).

The spelling of 121222003132 in words is "one hundred twenty-one billion, two hundred twenty-two million, three thousand, one hundred thirty-two".