1123121342302 has 8 divisors (see below), whose sum is σ = 1684687631112. Its totient is φ = 561558798600.

The previous prime is 1123121342297. The next prime is 1123121342341. The reversal of 1123121342302 is 2032431213211.

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

It is a super-2 number, since 2×1123121342302² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1177 + ... + 1498747.

It is an arithmetic number, because the mean of its divisors is an integer number (210585953889).

Almost surely, 2^{1123121342302} is an apocalyptic number.

1123121342302 is a deficient number, since it is larger than the sum of its proper divisors (561566288810).

1123121342302 is a wasteful number, since it uses less digits than its factorization.

1123121342302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1872554.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 1123121342302 its reverse (2032431213211), we get a palindrome (3155552555513).

The spelling of 1123121342302 in words is "one trillion, one hundred twenty-three billion, one hundred twenty-one million, three hundred forty-two thousand, three hundred two".