1202222115 has 48 divisors (see below), whose sum is σ = 2213733600. Its totient is φ = 619016832.

The previous prime is 1202222111. The next prime is 1202222143. The reversal of 1202222115 is 5112222021.

It is not a de Polignac number, because 1202222115 - 2² = 1202222111 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1202222111) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 108241 + ... + 118829.

It is an arithmetic number, because the mean of its divisors is an integer number (46119450).

Almost surely, 2^1202222115 is an apocalyptic number.

1202222115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1202222115 is a deficient number, since it is larger than the sum of its proper divisors (1011511485).

1202222115 is a wasteful number, since it uses less digits than its factorization.

1202222115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10661 (or 10626 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 1202222115 is about 34673.0747843337. The cubic root of 1202222115 is about 1063.3140951524.

Adding to 1202222115 its reverse (5112222021), we get a palindrome (6314444136).

The spelling of 1202222115 in words is "one billion, two hundred two million, two hundred twenty-two thousand, one hundred fifteen".