10110202112121 has 16 divisors (see below), whose sum is σ = 13847259705600. Its totient is φ = 6556709593728.

The previous prime is 10110202112119. The next prime is 10110202112123. The reversal of 10110202112121 is 12121120201101.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (10110202112119) and next prime (10110202112123).

It is not a de Polignac number, because 10110202112121 - 2¹ = 10110202112119 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10110202112121.

It is not an unprimeable number, because it can be changed into a prime (10110202112123) 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, 8164641 + ... + 9321038.

It is an arithmetic number, because the mean of its divisors is an integer number (865453731600).

Almost surely, 2^{10110202112121} is an apocalyptic number.

It is an amenable number.

10110202112121 is a deficient number, since it is larger than the sum of its proper divisors (3737057593479).

10110202112121 is a wasteful number, since it uses less digits than its factorization.

10110202112121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17490928.

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

Adding to 10110202112121 its reverse (12121120201101), we get a palindrome (22231322313222).

The spelling of 10110202112121 in words is "ten trillion, one hundred ten billion, two hundred two million, one hundred twelve thousand, one hundred twenty-one".