11121112202102 has 16 divisors (see below), whose sum is σ = 19144532666880. Its totient is φ = 4746248720808.

The previous prime is 11121112202059. The next prime is 11121112202107. The reversal of 11121112202102 is 20120221112111.

It is a super-2 number, since 2×11121112202102² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11121112202107) 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, 1661848448 + ... + 1661855139.

It is an arithmetic number, because the mean of its divisors is an integer number (1196533291680).

Almost surely, 2^{11121112202102} is an apocalyptic number.

11121112202102 is a deficient number, since it is larger than the sum of its proper divisors (8023420464778).

11121112202102 is a wasteful number, since it uses less digits than its factorization.

11121112202102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3323703835.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 11121112202102 its reverse (20120221112111), we get a palindrome (31241333314213).

The spelling of 11121112202102 in words is "eleven trillion, one hundred twenty-one billion, one hundred twelve million, two hundred two thousand, one hundred two".