11311223001010 has 32 divisors (see below), whose sum is σ = 20428510003200. Its totient is φ = 4509327712320.

The previous prime is 11311223000939. The next prime is 11311223001059. The reversal of 11311223001010 is 1010032211311.

It is a happy number.

It is a super-2 number, since 2×11311223001010² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3838575 + ... + 6112045.

It is an arithmetic number, because the mean of its divisors is an integer number (638390937600).

Almost surely, 2^{11311223001010} is an apocalyptic number.

11311223001010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11311223001010 is a deficient number, since it is larger than the sum of its proper divisors (9117287002190).

11311223001010 is a wasteful number, since it uses less digits than its factorization.

11311223001010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2275146.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 11311223001010 its reverse (1010032211311), we get a palindrome (12321255212321).

The spelling of 11311223001010 in words is "eleven trillion, three hundred eleven billion, two hundred twenty-three million, one thousand, ten".