1201430123244 has 288 divisors, whose sum is σ = 3464225802240. Its totient is φ = 357939046656.

The previous prime is 1201430123233. The next prime is 1201430123321. The reversal of 1201430123244 is 4423210341021.

1201430123244 is a `hidden beast` number, since 1 + 20 + 14 + 301 + 2 + 324 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 428621547 + ... + 428624349.

Almost surely, 2^{1201430123244} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1201430123244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1732112901120).

1201430123244 is an abundant number, since it is smaller than the sum of its proper divisors (2262795678996).

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

1201430123244 is a wasteful number, since it uses less digits than its factorization.

1201430123244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3126 (or 3081 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 1201430123244 its reverse (4423210341021), we get a palindrome (5624640464265).

The spelling of 1201430123244 in words is "one trillion, two hundred one billion, four hundred thirty million, one hundred twenty-three thousand, two hundred forty-four".