133202232020 has 96 divisors (see below), whose sum is σ = 330721888896. Its totient is φ = 44426304000.

The previous prime is 133202232019. The next prime is 133202232047. The reversal of 133202232020 is 20232202331.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 133202231983 and 133202232001.

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, 300695 + ... + 597345.

It is an arithmetic number, because the mean of its divisors is an integer number (3445019676).

Almost surely, 2^133202232020 is an apocalyptic number.

133202232020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 133202232020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (165360944448).

133202232020 is an abundant number, since it is smaller than the sum of its proper divisors (197519656876).

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

133202232020 is a wasteful number, since it uses less digits than its factorization.

133202232020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296841 (or 296839 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 133202232020 its reverse (20232202331), we get a palindrome (153434434351).

The spelling of 133202232020 in words is "one hundred thirty-three billion, two hundred two million, two hundred thirty-two thousand, twenty".