1202012192 has 48 divisors (see below), whose sum is σ = 2471757120. Its totient is φ = 574818048.

The previous prime is 1202012191. The next prime is 1202012221. The reversal of 1202012192 is 2912102021.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1202012191) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61253 + ... + 78459.

It is an arithmetic number, because the mean of its divisors is an integer number (51494940).

Almost surely, 2^1202012192 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 1202012192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1235878560).

1202012192 is an abundant number, since it is smaller than the sum of its proper divisors (1269744928).

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

1202012192 is a wasteful number, since it uses less digits than its factorization.

1202012192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17313 (or 17305 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

The square root of 1202012192 is about 34670.0474761717. The cubic root of 1202012192 is about 1063.2522022417.

The spelling of 1202012192 in words is "one billion, two hundred two million, twelve thousand, one hundred ninety-two".