133213231110 has 64 divisors (see below), whose sum is σ = 336600633600. Its totient is φ = 33647674752.

The previous prime is 133213231103. The next prime is 133213231133. The reversal of 133213231110 is 11132312331.

It is a happy number.

It is a super-3 number, since 3×133213231110³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3617712 + ... + 3654348.

It is an arithmetic number, because the mean of its divisors is an integer number (5259384900).

Almost surely, 2^133213231110 is an apocalyptic number.

133213231110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133213231110 is an abundant number, since it is smaller than the sum of its proper divisors (203387402490).

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

133213231110 is a wasteful number, since it uses less digits than its factorization.

133213231110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43045.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 133213231110 its reverse (11132312331), we get a palindrome (144345543441).

The spelling of 133213231110 in words is "one hundred thirty-three billion, two hundred thirteen million, two hundred thirty-one thousand, one hundred ten".