101222221010 has 16 divisors (see below), whose sum is σ = 183590839872. Its totient is φ = 40179812400.

The previous prime is 101222220997. The next prime is 101222221069. The reversal of 101222221010 is 10122222101.

It is a Curzon 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, 38633126 + ... + 38635745.

It is an arithmetic number, because the mean of its divisors is an integer number (11474427492).

Almost surely, 2^101222221010 is an apocalyptic number.

101222221010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101222221010 is a deficient number, since it is larger than the sum of its proper divisors (82368618862).

101222221010 is a wasteful number, since it uses less digits than its factorization.

101222221010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77269009.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 101222221010 its reverse (10122222101), we get a palindrome (111344443111).

The spelling of 101222221010 in words is "one hundred one billion, two hundred twenty-two million, two hundred twenty-one thousand, ten".