1011012102102 has 16 divisors (see below), whose sum is σ = 2022987556800. Its totient is φ = 336843475272.

The previous prime is 1011012102101. The next prime is 1011012102109. The reversal of 1011012102102 is 2012012101101.

It is a super-4 number, since 4×1011012102102⁴ (a number of 49 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011012102101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40126048 + ... + 40151235.

It is an arithmetic number, because the mean of its divisors is an integer number (126436722300).

Almost surely, 2^{1011012102102} is an apocalyptic number.

1011012102102 is an abundant number, since it is smaller than the sum of its proper divisors (1011975454698).

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

1011012102102 is a wasteful number, since it uses less digits than its factorization.

1011012102102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80279387.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1011012102102 its reverse (2012012101101), we get a palindrome (3023024203203).

The spelling of 1011012102102 in words is "one trillion, eleven billion, twelve million, one hundred two thousand, one hundred two".