100220101212010 has 128 divisors (see below), whose sum is σ = 209273975930880. Its totient is φ = 34251186182400.

The previous prime is 100220101211953. The next prime is 100220101212019. The reversal of 100220101212010 is 10212101022001.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is not an unprimeable number, because it can be changed into a prime (100220101212019) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1653466605 + ... + 1653527215.

It is an arithmetic number, because the mean of its divisors is an integer number (1634952936960).

Almost surely, 2^{100220101212010} is an apocalyptic number.

100220101212010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100220101212010 is an abundant number, since it is smaller than the sum of its proper divisors (109053874718870).

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

100220101212010 is a wasteful number, since it uses less digits than its factorization.

100220101212010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78524.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 100220101212010 its reverse (10212101022001), we get a palindrome (110432202234011).

The spelling of 100220101212010 in words is "one hundred trillion, two hundred twenty billion, one hundred one million, two hundred twelve thousand, ten".