101022443652 has 48 divisors (see below), whose sum is σ = 255789116352. Its totient is φ = 30846541440.

The previous prime is 101022443651. The next prime is 101022443663. The reversal of 101022443652 is 256344220101.

It is not an unprimeable number, because it can be changed into a prime (101022443651) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2451243 + ... + 2492114.

It is an arithmetic number, because the mean of its divisors is an integer number (5328939924).

Almost surely, 2^101022443652 is an apocalyptic number.

101022443652 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

101022443652 is an abundant number, since it is smaller than the sum of its proper divisors (154766672700).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101022443652 is a wasteful number, since it uses less digits than its factorization.

101022443652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4943508 (or 4943506 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 101022443652 its reverse (256344220101), we get a palindrome (357366663753).

The spelling of 101022443652 in words is "one hundred one billion, twenty-two million, four hundred forty-three thousand, six hundred fifty-two".