10121030011020 has 96 divisors (see below), whose sum is σ = 28369870663680. Its totient is φ = 2695991800320.

The previous prime is 10121030010913. The next prime is 10121030011021. The reversal of 10121030011020 is 2011003012101.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 10121030010987 and 10121030011005.

It is not an unprimeable number, because it can be changed into a prime (10121030011021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 224296021 + ... + 224341139.

It is an arithmetic number, because the mean of its divisors is an integer number (295519486080).

Almost surely, 2^{10121030011020} is an apocalyptic number.

10121030011020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10121030011020 is an abundant number, since it is smaller than the sum of its proper divisors (18248840652660).

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

10121030011020 is a wasteful number, since it uses less digits than its factorization.

10121030011020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49135 (or 49133 counting only the distinct ones).

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

Adding to 10121030011020 its reverse (2011003012101), we get a palindrome (12132033023121).

The spelling of 10121030011020 in words is "ten trillion, one hundred twenty-one billion, thirty million, eleven thousand, twenty".