101143604164 has 18 divisors (see below), whose sum is σ = 178406106270. Its totient is φ = 50173566912.

The previous prime is 101143604071. The next prime is 101143604201. The reversal of 101143604164 is 461406341101.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 101129088064 + 14516100 = 318008^2 + 3810^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 719349 + ... + 848380.

Almost surely, 2^101143604164 is an apocalyptic number.

It is an amenable number.

101143604164 is a deficient number, since it is larger than the sum of its proper divisors (77262502106).

101143604164 is a wasteful number, since it uses less digits than its factorization.

101143604164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1567987 (or 1567858 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 31.

Adding to 101143604164 its reverse (461406341101), we get a palindrome (562549945265).

The spelling of 101143604164 in words is "one hundred one billion, one hundred forty-three million, six hundred four thousand, one hundred sixty-four".