101112010202121 has 16 divisors (see below), whose sum is σ = 136459579253760. Its totient is φ = 66586453456400.

The previous prime is 101112010202117. The next prime is 101112010202171. The reversal of 101112010202121 is 121202010211101.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 101112010202121 - 2² = 101112010202117 is a prime.

It is a super-2 number, since 2×101112010202121² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 101112010202121.

It is not an unprimeable number, because it can be changed into a prime (101112010202111) 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, 26918805 + ... + 30444146.

It is an arithmetic number, because the mean of its divisors is an integer number (8528723703360).

Almost surely, 2^{101112010202121} is an apocalyptic number.

It is an amenable number.

101112010202121 is a deficient number, since it is larger than the sum of its proper divisors (35347569051639).

101112010202121 is an equidigital number, since it uses as much as digits as its factorization.

101112010202121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57370116.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 101112010202121 its reverse (121202010211101), we get a palindrome (222314020413222).

The spelling of 101112010202121 in words is "one hundred one trillion, one hundred twelve billion, ten million, two hundred two thousand, one hundred twenty-one".