10201023012123 has 12 divisors (see below), whose sum is σ = 14781293075328. Its totient is φ = 6779228750640.

The previous prime is 10201023012121. The next prime is 10201023012127. The reversal of 10201023012123 is 32121032010201.

10201023012123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10201023012123 - 2¹ = 10201023012121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10201023012096 and 10201023012105.

It is not an unprimeable number, because it can be changed into a prime (10201023012121) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1787768443 + ... + 1787774148.

It is an arithmetic number, because the mean of its divisors is an integer number (1231774422944).

Almost surely, 2^{10201023012123} is an apocalyptic number.

10201023012123 is a deficient number, since it is larger than the sum of its proper divisors (4580270063205).

10201023012123 is a wasteful number, since it uses less digits than its factorization.

10201023012123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3575542914 (or 3575542911 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 10201023012123 its reverse (32121032010201), we get a palindrome (42322055022324).

The spelling of 10201023012123 in words is "ten trillion, two hundred one billion, twenty-three million, twelve thousand, one hundred twenty-three".