100221001211010 has 32 divisors (see below), whose sum is σ = 240530940004032. Its totient is φ = 26725540645440.

The previous prime is 100221001210903. The next prime is 100221001211027. The reversal of 100221001211010 is 10112100122001.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10865352 + ... + 17846508.

It is an arithmetic number, because the mean of its divisors is an integer number (7516591875126).

Almost surely, 2^{100221001211010} is an apocalyptic number.

100221001211010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100221001211010 is an abundant number, since it is smaller than the sum of its proper divisors (140309938793022).

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

100221001211010 is a wasteful number, since it uses less digits than its factorization.

100221001211010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7459698.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 100221001211010 its reverse (10112100122001), we get a palindrome (110333101333011).

The spelling of 100221001211010 in words is "one hundred trillion, two hundred twenty-one billion, one million, two hundred eleven thousand, ten".