101123004040 has 32 divisors (see below), whose sum is σ = 228024670680. Its totient is φ = 40360684032.

The previous prime is 101123004013. The next prime is 101123004071. The reversal of 101123004040 is 40400321101.

It can be written as a sum of positive squares in 4 ways, for example, as 101107464676 + 15539364 = 317974^2 + 3942^2 .

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, 2747667 + ... + 2784226.

Almost surely, 2^101123004040 is an apocalyptic number.

101123004040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101123004040 is an abundant number, since it is smaller than the sum of its proper divisors (126901666640).

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

101123004040 is a wasteful number, since it uses less digits than its factorization.

101123004040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5532361 (or 5532357 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 101123004040 its reverse (40400321101), we get a palindrome (141523325141).

The spelling of 101123004040 in words is "one hundred one billion, one hundred twenty-three million, four thousand, forty".