1011020103102 has 32 divisors (see below), whose sum is σ = 2051270106624. Its totient is φ = 332138525600.

The previous prime is 1011020103083. The next prime is 1011020103127. The reversal of 1011020103102 is 2013010201101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 734743 + ... + 1600589.

It is an arithmetic number, because the mean of its divisors is an integer number (64102190832).

Almost surely, 2^{1011020103102} is an apocalyptic number.

1011020103102 is an abundant number, since it is smaller than the sum of its proper divisors (1040250003522).

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

1011020103102 is a wasteful number, since it uses less digits than its factorization.

1011020103102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 868664.

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 1011020103102 its reverse (2013010201101), we get a palindrome (3024030304203).

The spelling of 1011020103102 in words is "one trillion, eleven billion, twenty million, one hundred three thousand, one hundred two".