2122354120101 has 4 divisors (see below), whose sum is σ = 2829805493472. Its totient is φ = 1414902746732.

The previous prime is 2122354120097. The next prime is 2122354120109. The reversal of 2122354120101 is 1010214532212.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2122354120101 - 2² = 2122354120097 is a prime.

It is a super-2 number, since 2×2122354120101² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2122354120109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 353725686681 + ... + 353725686686.

It is an arithmetic number, because the mean of its divisors is an integer number (707451373368).

Almost surely, 2^{2122354120101} is an apocalyptic number.

It is an amenable number.

2122354120101 is a deficient number, since it is larger than the sum of its proper divisors (707451373371).

2122354120101 is an equidigital number, since it uses as much as digits as its factorization.

2122354120101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 707451373370.

The product of its (nonzero) digits is 960, while the sum is 24.

Adding to 2122354120101 its reverse (1010214532212), we get a palindrome (3132568652313).

The spelling of 2122354120101 in words is "two trillion, one hundred twenty-two billion, three hundred fifty-four million, one hundred twenty thousand, one hundred one".