1011012100102 has 32 divisors (see below), whose sum is σ = 1624270903200. Its totient is φ = 470278668288.

The previous prime is 1011012100099. The next prime is 1011012100103. The reversal of 1011012100102 is 2010012101101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011012100103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10023373 + ... + 10123735.

It is an arithmetic number, because the mean of its divisors is an integer number (50758465725).

Almost surely, 2^{1011012100102} is an apocalyptic number.

1011012100102 is a deficient number, since it is larger than the sum of its proper divisors (613258803098).

1011012100102 is a wasteful number, since it uses less digits than its factorization.

1011012100102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103800.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 1011012100102 its reverse (2010012101101), we get a palindrome (3021024201203).

Subtracting 1011012100102 from its reverse (2010012101101), we obtain a palindrome (999000000999).

The spelling of 1011012100102 in words is "one trillion, eleven billion, twelve million, one hundred thousand, one hundred two".