1011202111102 has 8 divisors (see below), whose sum is σ = 1516819910112. Its totient is φ = 505595474400.

The previous prime is 1011202111093. The next prime is 1011202111103. The reversal of 1011202111102 is 2011112021101.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011202111103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2560299 + ... + 2928742.

It is an arithmetic number, because the mean of its divisors is an integer number (189602488764).

Almost surely, 2^{1011202111102} is an apocalyptic number.

1011202111102 is a deficient number, since it is larger than the sum of its proper divisors (505617799010).

1011202111102 is an equidigital number, since it uses as much as digits as its factorization.

1011202111102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5581154.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1011202111102 its reverse (2011112021101), we get a palindrome (3022314132203).

Subtracting 1011202111102 from its reverse (2011112021101), we obtain a palindrome (999909909999).

The spelling of 1011202111102 in words is "one trillion, eleven billion, two hundred two million, one hundred eleven thousand, one hundred two".