1202241040 has 160 divisors (see below), whose sum is σ = 3753259776. Its totient is φ = 345876480.

The previous prime is 1202241031. The next prime is 1202241049. The reversal of 1202241040 is 401422021.

It is an interprime number because it is at equal distance from previous prime (1202241031) and next prime (1202241049).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is not an unprimeable number, because it can be changed into a prime (1202241049) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 72574 + ... + 87586.

Almost surely, 2^1202241040 is an apocalyptic number.

1202241040 is a gapful number since it is divisible by the number (10) 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 1202241040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1876629888).

1202241040 is an abundant number, since it is smaller than the sum of its proper divisors (2551018736).

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

1202241040 is a wasteful number, since it uses less digits than its factorization.

1202241040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15057 (or 15051 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 1202241040 is about 34673.3476895439. The cubic root of 1202241040 is about 1063.3196745744.

Adding to 1202241040 its reverse (401422021), we get a palindrome (1603663061).

It can be divided in two parts, 1202 and 241040, that added together give a palindrome (242242).

The spelling of 1202241040 in words is "one billion, two hundred two million, two hundred forty-one thousand, forty".