11310151021 has 8 divisors (see below), whose sum is σ = 12184057760. Its totient is φ = 10436800752.

The previous prime is 11310151001. The next prime is 11310151037. The reversal of 11310151021 is 12015101311.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11310151021 is a prime.

It is a super-2 number, since 2×11310151021² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11310150986 and 11310151004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11310151001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96411 + ... + 178648.

It is an arithmetic number, because the mean of its divisors is an integer number (1523007220).

Almost surely, 2^11310151021 is an apocalyptic number.

It is an amenable number.

11310151021 is a deficient number, since it is larger than the sum of its proper divisors (873906739).

11310151021 is a wasteful number, since it uses less digits than its factorization.

11310151021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278235.

The product of its (nonzero) digits is 30, while the sum is 16.

Adding to 11310151021 its reverse (12015101311), we get a palindrome (23325252332).

The spelling of 11310151021 in words is "eleven billion, three hundred ten million, one hundred fifty-one thousand, twenty-one".