1020044103402 has 64 divisors (see below), whose sum is σ = 2183070810240. Its totient is φ = 316779724800.

The previous prime is 1020044103401. The next prime is 1020044103433. The reversal of 1020044103402 is 2043014400201.

It is not an unprimeable number, because it can be changed into a prime (1020044103401) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 51401002 + ... + 51420842.

It is an arithmetic number, because the mean of its divisors is an integer number (34110481410).

Almost surely, 2^{1020044103402} is an apocalyptic number.

1020044103402 is an abundant number, since it is smaller than the sum of its proper divisors (1163026706838).

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

1020044103402 is a wasteful number, since it uses less digits than its factorization.

1020044103402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27319.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 1020044103402 its reverse (2043014400201), we get a palindrome (3063058503603).

The spelling of 1020044103402 in words is "one trillion, twenty billion, forty-four million, one hundred three thousand, four hundred two".