102101002244 has 24 divisors (see below), whose sum is σ = 181328437248. Its totient is φ = 50297598720.

The previous prime is 102101002217. The next prime is 102101002247. The reversal of 102101002244 is 442200101201.

It is a super-2 number, since 2×102101002244² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (102101002247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 503492 + ... + 676539.

It is an arithmetic number, because the mean of its divisors is an integer number (7555351552).

Almost surely, 2^102101002244 is an apocalyptic number.

It is an amenable number.

102101002244 is a deficient number, since it is larger than the sum of its proper divisors (79227435004).

102101002244 is a wasteful number, since it uses less digits than its factorization.

102101002244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1180355 (or 1180353 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 102101002244 its reverse (442200101201), we get a palindrome (544301103445).

The spelling of 102101002244 in words is "one hundred two billion, one hundred one million, two thousand, two hundred forty-four".