1003155422044 has 18 divisors (see below), whose sum is σ = 1813978502952. Its totient is φ = 485397783000.

The previous prime is 1003155422039. The next prime is 1003155422047. The reversal of 1003155422044 is 4402245513001.

It is a super-2 number, since 2×1003155422044² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a junction number, because it is equal to n+sod(n) for n = 1003155421997 and 1003155422015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1003155422047) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 130479432 + ... + 130487119.

Almost surely, 2^{1003155422044} is an apocalyptic number.

It is an amenable number.

1003155422044 is a deficient number, since it is larger than the sum of its proper divisors (810823080908).

1003155422044 is a wasteful number, since it uses less digits than its factorization.

1003155422044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260966617 (or 260966584 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 31.

The spelling of 1003155422044 in words is "one trillion, three billion, one hundred fifty-five million, four hundred twenty-two thousand, forty-four".