121213224221130 has 48 divisors (see below), whose sum is σ = 315796245377184. Its totient is φ = 32257694417760.

The previous prime is 121213224221129. The next prime is 121213224221153. The reversal of 121213224221130 is 31122422312121.

121213224221130 is a `hidden beast` number, since 1 + 2 + 1 + 213 + 22 + 422 + 1 + 1 + 3 + 0 = 666.

121213224221130 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 121213224221094 and 121213224221103.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1371456424 + ... + 1371544803.

It is an arithmetic number, because the mean of its divisors is an integer number (6579088445358).

Almost surely, 2^{121213224221130} is an apocalyptic number.

121213224221130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121213224221130 is an abundant number, since it is smaller than the sum of its proper divisors (194583021156054).

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

121213224221130 is a wasteful number, since it uses less digits than its factorization.

121213224221130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2743001731 (or 2743001728 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

Adding to 121213224221130 its reverse (31122422312121), we get a palindrome (152335646533251).

The spelling of 121213224221130 in words is "one hundred twenty-one trillion, two hundred thirteen billion, two hundred twenty-four million, two hundred twenty-one thousand, one hundred thirty".