133261724130 has 32 divisors (see below), whose sum is σ = 319857854400. Its totient is φ = 35533157952.

The previous prime is 133261724117. The next prime is 133261724159. The reversal of 133261724130 is 31427162331.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 133261724091 and 133261724100.

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, 130936 + ... + 532604.

It is an arithmetic number, because the mean of its divisors is an integer number (9995557950).

Almost surely, 2^133261724130 is an apocalyptic number.

133261724130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133261724130 is an abundant number, since it is smaller than the sum of its proper divisors (186596130270).

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

133261724130 is a wasteful number, since it uses less digits than its factorization.

133261724130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 412738.

The product of its (nonzero) digits is 18144, while the sum is 33.

Adding to 133261724130 its reverse (31427162331), we get a palindrome (164688886461).

The spelling of 133261724130 in words is "one hundred thirty-three billion, two hundred sixty-one million, seven hundred twenty-four thousand, one hundred thirty".