133020012030 has 64 divisors (see below), whose sum is σ = 348931473408. Its totient is φ = 32308462080.

The previous prime is 133020012029. The next prime is 133020012031. The reversal of 133020012030 is 30210020331.

It is an interprime number because it is at equal distance from previous prime (133020012029) and next prime (133020012031).

It is a super-2 number, since 2×133020012030² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133020012031) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4191022 + ... + 4222641.

It is an arithmetic number, because the mean of its divisors is an integer number (5452054272).

Almost surely, 2^133020012030 is an apocalyptic number.

133020012030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133020012030 is an abundant number, since it is smaller than the sum of its proper divisors (215911461378).

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

133020012030 is a wasteful number, since it uses less digits than its factorization.

133020012030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8413721.

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 133020012030 its reverse (30210020331), we get a palindrome (163230032361).

The spelling of 133020012030 in words is "one hundred thirty-three billion, twenty million, twelve thousand, thirty".