121030211232 has 96 divisors (see below), whose sum is σ = 403434057600. Its totient is φ = 34580058624.

The previous prime is 121030211209. The next prime is 121030211243. The reversal of 121030211232 is 232112030121.

121030211232 is a `hidden beast` number, since 121 + 0 + 302 + 11 + 232 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (18).

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, 9999757 + ... + 10011852.

It is an arithmetic number, because the mean of its divisors is an integer number (4202438100).

Almost surely, 2^121030211232 is an apocalyptic number.

121030211232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

121030211232 is an abundant number, since it is smaller than the sum of its proper divisors (282403846368).

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

121030211232 is a wasteful number, since it uses less digits than its factorization.

121030211232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20011635 (or 20011621 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 121030211232 its reverse (232112030121), we get a palindrome (353142241353).

The spelling of 121030211232 in words is "one hundred twenty-one billion, thirty million, two hundred eleven thousand, two hundred thirty-two".