110102122100121 has 16 divisors (see below), whose sum is σ = 150773672474304. Its totient is φ = 71416077413184.

The previous prime is 110102122100107. The next prime is 110102122100167. The reversal of 110102122100121 is 121001221201011.

It is a happy number.

It is not a de Polignac number, because 110102122100121 - 2²¹ = 110102120002969 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 110102122100121.

It is not an unprimeable number, because it can be changed into a prime (110102122100171) 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, 5255995 + ... + 15742608.

It is an arithmetic number, because the mean of its divisors is an integer number (9423354529644).

Almost surely, 2^{110102122100121} is an apocalyptic number.

It is an amenable number.

110102122100121 is a deficient number, since it is larger than the sum of its proper divisors (40671550374183).

110102122100121 is a wasteful number, since it uses less digits than its factorization.

110102122100121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21045880.

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

Adding to 110102122100121 its reverse (121001221201011), we get a palindrome (231103343301132).

The spelling of 110102122100121 in words is "one hundred ten trillion, one hundred two billion, one hundred twenty-two million, one hundred thousand, one hundred twenty-one".