121200020213032 has 16 divisors (see below), whose sum is σ = 227250173322900. Its totient is φ = 60599973993600.

The previous prime is 121200020213017. The next prime is 121200020213089. The reversal of 121200020213032 is 230312020002121.

It can be written as a sum of positive squares in 2 ways, for example, as 90833594403556 + 30366425809476 = 9530666^2 + 5510574^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14422194 + ... + 21222622.

Almost surely, 2^{121200020213032} is an apocalyptic number.

It is an amenable number.

121200020213032 is a deficient number, since it is larger than the sum of its proper divisors (106050153109868).

121200020213032 is a wasteful number, since it uses less digits than its factorization.

121200020213032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9028236 (or 9028232 counting only the distinct ones).

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

Adding to 121200020213032 its reverse (230312020002121), we get a palindrome (351512040215153).

The spelling of 121200020213032 in words is "one hundred twenty-one trillion, two hundred billion, twenty million, two hundred thirteen thousand, thirty-two".