121011010030 has 16 divisors (see below), whose sum is σ = 220267233360. Its totient is φ = 47860533952.

The previous prime is 121011009971. The next prime is 121011010061. The reversal of 121011010030 is 30010110121.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 121011009989 and 121011010016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67982824 + ... + 67984603.

It is an arithmetic number, because the mean of its divisors is an integer number (13766702085).

Almost surely, 2^121011010030 is an apocalyptic number.

121011010030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121011010030 is a deficient number, since it is larger than the sum of its proper divisors (99256223330).

121011010030 is a wasteful number, since it uses less digits than its factorization.

121011010030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135967523.

The product of its (nonzero) digits is 6, while the sum is 10.

Adding to 121011010030 its reverse (30010110121), we get a palindrome (151021120151).

The spelling of 121011010030 in words is "one hundred twenty-one billion, eleven million, ten thousand, thirty".