101000001004 has 24 divisors (see below), whose sum is σ = 203239275008. Its totient is φ = 43020156240.

The previous prime is 101000000971. The next prime is 101000001031. The reversal of 101000001004 is 400100000101.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (7).

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, 11060292 + ... + 11069419.

Almost surely, 2^101000001004 is an apocalyptic number.

101000001004 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

101000001004 is an abundant number, since it is smaller than the sum of its proper divisors (102239274004).

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

101000001004 is a wasteful number, since it uses less digits than its factorization.

101000001004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22129885 (or 22129883 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 101000001004 its reverse (400100000101), we get a palindrome (501100001105).

The spelling of 101000001004 in words is "one hundred one billion, one thousand, four".