121143103422 has 32 divisors (see below), whose sum is σ = 264402036864. Its totient is φ = 36697557600.

The previous prime is 121143103421. The next prime is 121143103423. The reversal of 121143103422 is 224301341121.

It is an interprime number because it is at equal distance from previous prime (121143103421) and next prime (121143103423).

It is a super-3 number, since 3×121143103422³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 121143103392 and 121143103401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121143103421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115204 + ... + 505527.

It is an arithmetic number, because the mean of its divisors is an integer number (8262563652).

Almost surely, 2^121143103422 is an apocalyptic number.

121143103422 is an abundant number, since it is smaller than the sum of its proper divisors (143258933442).

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

121143103422 is a wasteful number, since it uses less digits than its factorization.

121143103422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 623704.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 121143103422 its reverse (224301341121), we get a palindrome (345444444543).

The spelling of 121143103422 in words is "one hundred twenty-one billion, one hundred forty-three million, one hundred three thousand, four hundred twenty-two".