100221202111010 has 16 divisors (see below), whose sum is σ = 183355510748472. Its totient is φ = 39431292633600.

The previous prime is 100221202110977. The next prime is 100221202111021. The reversal of 100221202111010 is 10111202122001.

It can be written as a sum of positive squares in 4 ways, for example, as 79802651832289 + 20418550278721 = 8933233^2 + 4518689^2 .

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, 82148525711 + ... + 82148526930.

Almost surely, 2^{100221202111010} is an apocalyptic number.

100221202111010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100221202111010 is a deficient number, since it is larger than the sum of its proper divisors (83134308637462).

100221202111010 is a wasteful number, since it uses less digits than its factorization.

100221202111010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164297052709.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 100221202111010 its reverse (10111202122001), we get a palindrome (110332404233011).

The spelling of 100221202111010 in words is "one hundred trillion, two hundred twenty-one billion, two hundred two million, one hundred eleven thousand, ten".