1011020001102 has 16 divisors (see below), whose sum is σ = 2246711113680. Its totient is φ = 337006667016.

The previous prime is 1011020001083. The next prime is 1011020001143. The reversal of 1011020001102 is 2011000201101.

It is a happy number.

It is a super-2 number, since 2×1011020001102² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

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, 9361296253 + ... + 9361296360.

It is an arithmetic number, because the mean of its divisors is an integer number (140419444605).

Almost surely, 2^{1011020001102} is an apocalyptic number.

1011020001102 is an abundant number, since it is smaller than the sum of its proper divisors (1235691112578).

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

1011020001102 is a wasteful number, since it uses less digits than its factorization.

1011020001102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18722592624 (or 18722592618 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 1011020001102 its reverse (2011000201101), we get a palindrome (3022020202203).

The spelling of 1011020001102 in words is "one trillion, eleven billion, twenty million, one thousand, one hundred two".