121002113303 has 16 divisors (see below), whose sum is σ = 124734145536. Its totient is φ = 117323327520.

The previous prime is 121002113233. The next prime is 121002113311. The reversal of 121002113303 is 303311200121.

It is a cyclic number.

It is not a de Polignac number, because 121002113303 - 2¹⁰ = 121002112279 is a prime.

It is a super-2 number, since 2×121002113303² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121002113363) 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, 2210300 + ... + 2264382.

It is an arithmetic number, because the mean of its divisors is an integer number (7795884096).

Almost surely, 2^121002113303 is an apocalyptic number.

121002113303 is a deficient number, since it is larger than the sum of its proper divisors (3732032233).

121002113303 is a wasteful number, since it uses less digits than its factorization.

121002113303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54574.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 121002113303 its reverse (303311200121), we get a palindrome (424313313424).

The spelling of 121002113303 in words is "one hundred twenty-one billion, two million, one hundred thirteen thousand, three hundred three".