121321401032030 has 32 divisors (see below), whose sum is σ = 220063341468960. Its totient is φ = 48154216015360.

The previous prime is 121321401032021. The next prime is 121321401032071. The reversal of 121321401032030 is 30230104123121.

It is a junction number, because it is equal to n+sod(n) for n = 121321401031987 and 121321401032005.

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, 12472586 + ... + 19955154.

It is an arithmetic number, because the mean of its divisors is an integer number (6876979420905).

Almost surely, 2^{121321401032030} is an apocalyptic number.

121321401032030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121321401032030 is a deficient number, since it is larger than the sum of its proper divisors (98741940436930).

121321401032030 is a wasteful number, since it uses less digits than its factorization.

121321401032030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7495084.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 121321401032030 its reverse (30230104123121), we get a palindrome (151551505155151).

The spelling of 121321401032030 in words is "one hundred twenty-one trillion, three hundred twenty-one billion, four hundred one million, thirty-two thousand, thirty".