101202110121 has 16 divisors (see below), whose sum is σ = 154400144384. Its totient is φ = 57759500304.

The previous prime is 101202110101. The next prime is 101202110123. The reversal of 101202110121 is 121011202101.

It is not a de Polignac number, because 101202110121 - 2²³ = 101193721513 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101202110097 and 101202110106.

It is not an unprimeable number, because it can be changed into a prime (101202110123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2910511 + ... + 2945076.

It is an arithmetic number, because the mean of its divisors is an integer number (9650009024).

Almost surely, 2^101202110121 is an apocalyptic number.

It is an amenable number.

101202110121 is a deficient number, since it is larger than the sum of its proper divisors (53198034263).

101202110121 is an equidigital number, since it uses as much as digits as its factorization.

101202110121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5856420.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 101202110121 its reverse (121011202101), we get a palindrome (222213312222).

The spelling of 101202110121 in words is "one hundred one billion, two hundred two million, one hundred ten thousand, one hundred twenty-one".