101001001211222 has 96 divisors (see below), whose sum is σ = 189133902443520. Its totient is φ = 40188327379200.

The previous prime is 101001001211221. The next prime is 101001001211251. The reversal of 101001001211222 is 222112100100101.

101001001211222 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×101001001211222² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 101001001211197 and 101001001211206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101001001211221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 147460847 + ... + 148144197.

It is an arithmetic number, because the mean of its divisors is an integer number (1970144817120).

Almost surely, 2^{101001001211222} is an apocalyptic number.

101001001211222 is a deficient number, since it is larger than the sum of its proper divisors (88132901232298).

101001001211222 is a wasteful number, since it uses less digits than its factorization.

101001001211222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 684586 (or 684579 counting only the distinct ones).

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

Adding to 101001001211222 its reverse (222112100100101), we get a palindrome (323113101311323).

The spelling of 101001001211222 in words is "one hundred one trillion, one billion, one million, two hundred eleven thousand, two hundred twenty-two".