121320200231032 has 16 divisors (see below), whose sum is σ = 248154955018200. Its totient is φ = 55145545559520.

The previous prime is 121320200230963. The next prime is 121320200231051. The reversal of 121320200231032 is 230132002023121.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 121320200230994 and 121320200231012.

It is a congruent number.

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, 689319319407 + ... + 689319319582.

Almost surely, 2^{121320200231032} is an apocalyptic number.

It is an amenable number.

121320200231032 is an abundant number, since it is smaller than the sum of its proper divisors (126834754787168).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121320200231032 is a wasteful number, since it uses less digits than its factorization.

121320200231032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1378638639006 (or 1378638639002 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 121320200231032 its reverse (230132002023121), we get a palindrome (351452202254153).

The spelling of 121320200231032 in words is "one hundred twenty-one trillion, three hundred twenty billion, two hundred million, two hundred thirty-one thousand, thirty-two".