101032111221 has 8 divisors (see below), whose sum is σ = 134723624064. Its totient is φ = 67347669600.

The previous prime is 101032111217. The next prime is 101032111231. The reversal of 101032111221 is 122111230101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 101032111221 - 2² = 101032111217 is a prime.

It is a super-2 number, since 2×101032111221² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 101032111221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101032111231) 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 7 ways as a sum of consecutive naturals, for example, 1734376 + ... + 1791681.

It is an arithmetic number, because the mean of its divisors is an integer number (16840453008).

Almost surely, 2^101032111221 is an apocalyptic number.

It is an amenable number.

101032111221 is a deficient number, since it is larger than the sum of its proper divisors (33691512843).

101032111221 is an equidigital number, since it uses as much as digits as its factorization.

101032111221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3535611.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 101032111221 its reverse (122111230101), we get a palindrome (223143341322).

The spelling of 101032111221 in words is "one hundred one billion, thirty-two million, one hundred eleven thousand, two hundred twenty-one".