1202220195 has 64 divisors (see below), whose sum is σ = 2255371776. Its totient is φ = 540334080.

The previous prime is 1202220179. The next prime is 1202220197. The reversal of 1202220195 is 5910222021.

It is not a de Polignac number, because 1202220195 - 2⁴ = 1202220179 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1202220197) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 184737 + ... + 191133.

It is an arithmetic number, because the mean of its divisors is an integer number (35240184).

Almost surely, 2^1202220195 is an apocalyptic number.

1202220195 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1202220195 is a deficient number, since it is larger than the sum of its proper divisors (1053151581).

1202220195 is a wasteful number, since it uses less digits than its factorization.

1202220195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6500.

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 1202220195 is about 34673.0470971330. The cubic root of 1202220195 is about 1063.3135290994.

The spelling of 1202220195 in words is "one billion, two hundred two million, two hundred twenty thousand, one hundred ninety-five".