10033210231220 has 144 divisors (see below), whose sum is σ = 24381781737600. Its totient is φ = 3455911008000.

The previous prime is 10033210231211. The next prime is 10033210231229. The reversal of 10033210231220 is 2213201233001.

It is an interprime number because it is at equal distance from previous prime (10033210231211) and next prime (10033210231229).

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 = 10033210231192 and 10033210231201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10033210231229) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 455236961 + ... + 455258999.

Almost surely, 2^{10033210231220} is an apocalyptic number.

10033210231220 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 10033210231220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12190890868800).

10033210231220 is an abundant number, since it is smaller than the sum of its proper divisors (14348571506380).

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

10033210231220 is a wasteful number, since it uses less digits than its factorization.

10033210231220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31990 (or 31977 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 10033210231220 its reverse (2213201233001), we get a palindrome (12246411464221).

The spelling of 10033210231220 in words is "ten trillion, thirty-three billion, two hundred ten million, two hundred thirty-one thousand, two hundred twenty".