11401123210 has 16 divisors (see below), whose sum is σ = 20803146696. Its totient is φ = 4497977088.

The previous prime is 11401123187. The next prime is 11401123229. The reversal of 11401123210 is 1232110411.

It can be written as a sum of positive squares in 4 ways, for example, as 10036633489 + 1364489721 = 100183^2 + 36939^2 .

It is a super-2 number, since 2×11401123210² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7808259 + ... + 7809718.

Almost surely, 2^11401123210 is an apocalyptic number.

11401123210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11401123210 is a deficient number, since it is larger than the sum of its proper divisors (9402023486).

11401123210 is a wasteful number, since it uses less digits than its factorization.

11401123210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15618057.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 11401123210 its reverse (1232110411), we get a palindrome (12633233621).

The spelling of 11401123210 in words is "eleven billion, four hundred one million, one hundred twenty-three thousand, two hundred ten".