107772022001021 has 12 divisors (see below), whose sum is σ = 128282976356832. Its totient is φ = 90227739347928.

The previous prime is 107772022000987. The next prime is 107772022001071. The reversal of 107772022001021 is 120100220277701.

It is a de Polignac number, because none of the positive numbers 2^k-107772022001021 is a prime.

It is a super-2 number, since 2×107772022001021² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (107772022001071) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25574753945 + ... + 25574758158.

It is an arithmetic number, because the mean of its divisors is an integer number (10690248029736).

Almost surely, 2^{107772022001021} is an apocalyptic number.

It is an amenable number.

107772022001021 is a deficient number, since it is larger than the sum of its proper divisors (20510954355811).

107772022001021 is an equidigital number, since it uses as much as digits as its factorization.

107772022001021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51149512160 (or 51149512153 counting only the distinct ones).

The product of its (nonzero) digits is 5488, while the sum is 32.

Adding to 107772022001021 its reverse (120100220277701), we get a palindrome (227872242278722).

The spelling of 107772022001021 in words is "one hundred seven trillion, seven hundred seventy-two billion, twenty-two million, one thousand, twenty-one".