121111141124 has 144 divisors (see below), whose sum is σ = 245926550016. Its totient is φ = 51937459200.

The previous prime is 121111141121. The next prime is 121111141127. The reversal of 121111141124 is 421141111121.

It is an interprime number because it is at equal distance from previous prime (121111141121) and next prime (121111141127).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 121111141096 and 121111141105.

It is not an unprimeable number, because it can be changed into a prime (121111141121) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 74713034 + ... + 74714654.

It is an arithmetic number, because the mean of its divisors is an integer number (1707823264).

Almost surely, 2^121111141124 is an apocalyptic number.

It is an amenable number.

121111141124 is an abundant number, since it is smaller than the sum of its proper divisors (124815408892).

121111141124 is a wasteful number, since it uses less digits than its factorization.

121111141124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1786 (or 1761 counting only the distinct ones).

The product of its digits is 64, while the sum is 20.

Adding to 121111141124 its reverse (421141111121), we get a palindrome (542252252245).

The spelling of 121111141124 in words is "one hundred twenty-one billion, one hundred eleven million, one hundred forty-one thousand, one hundred twenty-four".