10001440102 has 16 divisors (see below), whose sum is σ = 15896920032. Its totient is φ = 4702921600.

The previous prime is 10001440087. The next prime is 10001440123. The reversal of 10001440102 is 20104410001.

It is a super-2 number, since 2×10001440102² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68818 + ... + 157285.

It is an arithmetic number, because the mean of its divisors is an integer number (993557502).

Almost surely, 2^10001440102 is an apocalyptic number.

10001440102 is a deficient number, since it is larger than the sum of its proper divisors (5895479930).

10001440102 is a wasteful number, since it uses less digits than its factorization.

10001440102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227423.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 10001440102 its reverse (20104410001), we get a palindrome (30105850103).

The spelling of 10001440102 in words is "ten billion, one million, four hundred forty thousand, one hundred two".