11310021121400 has 48 divisors (see below), whose sum is σ = 26380351661040. Its totient is φ = 4509461772800.

The previous prime is 11310021121397. The next prime is 11310021121409. The reversal of 11310021121400 is 412112001311.

It is a super-2 number, since 2×11310021121400² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11310021121409) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 90854369 + ... + 90978768.

It is an arithmetic number, because the mean of its divisors is an integer number (549590659605).

Almost surely, 2^{11310021121400} is an apocalyptic number.

11310021121400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11310021121400 is an abundant number, since it is smaller than the sum of its proper divisors (15070330539640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11310021121400 is a wasteful number, since it uses less digits than its factorization.

11310021121400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181833464 (or 181833455 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 11310021121400 its reverse (412112001311), we get a palindrome (11722133122711).

The spelling of 11310021121400 in words is "eleven trillion, three hundred ten billion, twenty-one million, one hundred twenty-one thousand, four hundred".