10221101652 has 48 divisors (see below), whose sum is σ = 25257641472. Its totient is φ = 3210255840.

The previous prime is 10221101647. The next prime is 10221101689. The reversal of 10221101652 is 25610112201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 257874 + ... + 294857.

It is an arithmetic number, because the mean of its divisors is an integer number (526200864).

Almost surely, 2^10221101652 is an apocalyptic number.

10221101652 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10221101652 is an abundant number, since it is smaller than the sum of its proper divisors (15036539820).

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

10221101652 is a wasteful number, since it uses less digits than its factorization.

10221101652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 552828 (or 552826 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 21.

Adding to 10221101652 its reverse (25610112201), we get a palindrome (35831213853).

The spelling of 10221101652 in words is "ten billion, two hundred twenty-one million, one hundred one thousand, six hundred fifty-two".