1123102020102 has 32 divisors (see below), whose sum is σ = 2258039839104. Its totient is φ = 372399249600.

The previous prime is 1123102020097. The next prime is 1123102020119. The reversal of 1123102020102 is 2010202013211.

It is a super-2 number, since 2×1123102020102² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 422277 + ... + 1557087.

It is an arithmetic number, because the mean of its divisors is an integer number (70563744972).

Almost surely, 2^{1123102020102} is an apocalyptic number.

1123102020102 is an abundant number, since it is smaller than the sum of its proper divisors (1134937819002).

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

1123102020102 is a wasteful number, since it uses less digits than its factorization.

1123102020102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1135684.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 1123102020102 its reverse (2010202013211), we get a palindrome (3133304033313).

The spelling of 1123102020102 in words is "one trillion, one hundred twenty-three billion, one hundred two million, twenty thousand, one hundred two".