10121121030 has 32 divisors (see below), whose sum is σ = 24293532384. Its totient is φ = 2698649856.

The previous prime is 10121120993. The next prime is 10121121061. The reversal of 10121121030 is 3012112101.

It is a junction number, because it is equal to n+sod(n) for n = 10121120997 and 10121121015.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 362034 + ... + 388986.

It is an arithmetic number, because the mean of its divisors is an integer number (759172887).

Almost surely, 2^10121121030 is an apocalyptic number.

10121121030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10121121030 is an abundant number, since it is smaller than the sum of its proper divisors (14172411354).

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

10121121030 is a wasteful number, since it uses less digits than its factorization.

10121121030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39480.

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 10121121030 its reverse (3012112101), we get a palindrome (13133233131).

The spelling of 10121121030 in words is "ten billion, one hundred twenty-one million, one hundred twenty-one thousand, thirty".