121002131230 has 8 divisors (see below), whose sum is σ = 217803836232. Its totient is φ = 48400852488.

The previous prime is 121002131209. The next prime is 121002131251. The reversal of 121002131230 is 32131200121.

It is an interprime number because it is at equal distance from previous prime (121002131209) and next prime (121002131251).

It is a sphenic number, since it is the product of 3 distinct primes.

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, 6050106552 + ... + 6050106571.

It is an arithmetic number, because the mean of its divisors is an integer number (27225479529).

Almost surely, 2^121002131230 is an apocalyptic number.

121002131230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121002131230 is a deficient number, since it is larger than the sum of its proper divisors (96801705002).

121002131230 is a wasteful number, since it uses less digits than its factorization.

121002131230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12100213130.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 121002131230 its reverse (32131200121), we get a palindrome (153133331351).

The spelling of 121002131230 in words is "one hundred twenty-one billion, two million, one hundred thirty-one thousand, two hundred thirty".