10123301211020 has 24 divisors (see below), whose sum is σ = 21265709510304. Its totient is φ = 4048029633536.

The previous prime is 10123301211019. The next prime is 10123301211041. The reversal of 10123301211020 is 2011210332101.

It is a super-3 number, since 3×10123301211020³ (a number of 40 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10123301211020.

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, 80613872 + ... + 80739351.

It is an arithmetic number, because the mean of its divisors is an integer number (886071229596).

Almost surely, 2^{10123301211020} is an apocalyptic number.

10123301211020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10123301211020 is an abundant number, since it is smaller than the sum of its proper divisors (11142408299284).

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

10123301211020 is a wasteful number, since it uses less digits than its factorization.

10123301211020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161356369 (or 161356367 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 10123301211020 its reverse (2011210332101), we get a palindrome (12134511543121).

The spelling of 10123301211020 in words is "ten trillion, one hundred twenty-three billion, three hundred one million, two hundred eleven thousand, twenty".