10120110012121 has 16 divisors (see below), whose sum is σ = 10765798464960. Its totient is φ = 9485951549760.

The previous prime is 10120110012109. The next prime is 10120110012169. The reversal of 10120110012121 is 12121001102101.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 10120110012121 - 2⁷ = 10120110011993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10120110010121) 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, 1502610 + ... + 4743211.

It is an arithmetic number, because the mean of its divisors is an integer number (672862404060).

Almost surely, 2^{10120110012121} is an apocalyptic number.

It is an amenable number.

10120110012121 is a deficient number, since it is larger than the sum of its proper divisors (645688452839).

10120110012121 is a wasteful number, since it uses less digits than its factorization.

10120110012121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6246744.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 10120110012121 its reverse (12121001102101), we get a palindrome (22241111114222).

The spelling of 10120110012121 in words is "ten trillion, one hundred twenty billion, one hundred ten million, twelve thousand, one hundred twenty-one".