100020221221022 has 16 divisors (see below), whose sum is σ = 158856071734800. Its totient is φ = 47068213097088.

The previous prime is 100020221221003. The next prime is 100020221221049. The reversal of 100020221221022 is 220122122020001.

It is a happy number.

100020221221022 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9582233 + ... + 17083899.

It is an arithmetic number, because the mean of its divisors is an integer number (9928504483425).

Almost surely, 2^{100020221221022} is an apocalyptic number.

100020221221022 is a deficient number, since it is larger than the sum of its proper divisors (58835850513778).

100020221221022 is a wasteful number, since it uses less digits than its factorization.

100020221221022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7893835.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 100020221221022 its reverse (220122122020001), we get a palindrome (320142343241023).

The spelling of 100020221221022 in words is "one hundred trillion, twenty billion, two hundred twenty-one million, two hundred twenty-one thousand, twenty-two".