1201198824 has 192 divisors, whose sum is σ = 3830112000. Its totient is φ = 333020160.

The previous prime is 1201198811. The next prime is 1201198861. The reversal of 1201198824 is 4288911021.

It is a happy number.

It is a super-2 number, since 2×1201198824² = 2885757229557965952, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2735997 + ... + 2736435.

It is an arithmetic number, because the mean of its divisors is an integer number (19948500).

Almost surely, 2^1201198824 is an apocalyptic number.

1201198824 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1201198824, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1915056000).

1201198824 is an abundant number, since it is smaller than the sum of its proper divisors (2628913176).

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

1201198824 is a wasteful number, since it uses less digits than its factorization.

1201198824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 608 (or 601 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 36.

The square root of 1201198824 is about 34658.3153658685. The cubic root of 1201198824 is about 1063.0123237940.

The spelling of 1201198824 in words is "one billion, two hundred one million, one hundred ninety-eight thousand, eight hundred twenty-four".