101221040083 has 4 divisors (see below), whose sum is σ = 101594549728. Its totient is φ = 100847530440.

The previous prime is 101221040029. The next prime is 101221040177. The reversal of 101221040083 is 380040122101.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 101221040083 - 2¹⁷ = 101220909011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101221040023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 186754416 + ... + 186754957.

It is an arithmetic number, because the mean of its divisors is an integer number (25398637432).

Almost surely, 2^101221040083 is an apocalyptic number.

101221040083 is a deficient number, since it is larger than the sum of its proper divisors (373509645).

101221040083 is an equidigital number, since it uses as much as digits as its factorization.

101221040083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373509644.

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 101221040083 its reverse (380040122101), we get a palindrome (481261162184).

The spelling of 101221040083 in words is "one hundred one billion, two hundred twenty-one million, forty thousand, eighty-three".