11152402112121 has 16 divisors (see below), whose sum is σ = 14969397273600. Its totient is φ = 7385320065168.

The previous prime is 11152402112107. The next prime is 11152402112171. The reversal of 11152402112121 is 12121120425111.

It is not a de Polignac number, because 11152402112121 - 2²⁵ = 11152368557689 is a prime.

It is a super-3 number, since 3×11152402112121³ (a number of 40 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11152402112091 and 11152402112100.

It is not an unprimeable number, because it can be changed into a prime (11152402112171) 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, 18353101 + ... + 18951018.

It is an arithmetic number, because the mean of its divisors is an integer number (935587329600).

Almost surely, 2^{11152402112121} is an apocalyptic number.

It is an amenable number.

11152402112121 is a deficient number, since it is larger than the sum of its proper divisors (3816995161479).

11152402112121 is a wasteful number, since it uses less digits than its factorization.

11152402112121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37304788.

The product of its (nonzero) digits is 320, while the sum is 24.

Adding to 11152402112121 its reverse (12121120425111), we get a palindrome (23273522537232).

The spelling of 11152402112121 in words is "eleven trillion, one hundred fifty-two billion, four hundred two million, one hundred twelve thousand, one hundred twenty-one".