133011210 has 32 divisors (see below), whose sum is σ = 336029760. Its totient is φ = 33602688.

The previous prime is 133011209. The next prime is 133011211. The reversal of 133011210 is 12110331.

It is an interprime number because it is at equal distance from previous prime (133011209) and next prime (133011211).

It is not an unprimeable number, because it can be changed into a prime (133011211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 116107 + ... + 117246.

It is an arithmetic number, because the mean of its divisors is an integer number (10500930).

Almost surely, 2^133011210 is an apocalyptic number.

133011210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133011210 is an abundant number, since it is smaller than the sum of its proper divisors (203018550).

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

133011210 is a wasteful number, since it uses less digits than its factorization.

133011210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233382.

The product of its (nonzero) digits is 18, while the sum is 12.

The square root of 133011210 is about 11533.0485995681. The cubic root of 133011210 is about 510.4612129237.

Adding to 133011210 its reverse (12110331), we get a palindrome (145121541).

The spelling of 133011210 in words is "one hundred thirty-three million, eleven thousand, two hundred ten".