100222021101210 has 64 divisors (see below), whose sum is σ = 240637055662080. Its totient is φ = 26714295866880.

The previous prime is 100222021101193. The next prime is 100222021101211. The reversal of 100222021101210 is 12101120222001.

It is a super-2 number, since 2×100222021101210² (a number of 29 digits) contains 22 as substring.

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

It is a self number, because there is not a number n which added to its sum of digits gives 100222021101210.

It is not an unprimeable number, because it can be changed into a prime (100222021101211) 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, 946071526 + ... + 946177454.

It is an arithmetic number, because the mean of its divisors is an integer number (3759953994720).

Almost surely, 2^{100222021101210} is an apocalyptic number.

100222021101210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100222021101210 is an abundant number, since it is smaller than the sum of its proper divisors (140415034560870).

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

100222021101210 is a wasteful number, since it uses less digits than its factorization.

100222021101210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119303.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 100222021101210 its reverse (12101120222001), we get a palindrome (112323141323211).

The spelling of 100222021101210 in words is "one hundred trillion, two hundred twenty-two billion, twenty-one million, one hundred one thousand, two hundred ten".