2215154202 has 32 divisors (see below), whose sum is σ = 4548268032. Its totient is φ = 718838064.

The previous prime is 2215154167. The next prime is 2215154209. The reversal of 2215154202 is 2024515122.

It is not an unprimeable number, because it can be changed into a prime (2215154209) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65223 + ... + 93189.

It is an arithmetic number, because the mean of its divisors is an integer number (142133376).

Almost surely, 2^2215154202 is an apocalyptic number.

2215154202 is an abundant number, since it is smaller than the sum of its proper divisors (2333113830).

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

2215154202 is a wasteful number, since it uses less digits than its factorization.

2215154202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28322.

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 2215154202 is about 47065.4246979670. The cubic root of 2215154202 is about 1303.5708927993.

Adding to 2215154202 its reverse (2024515122), we get a palindrome (4239669324).

The spelling of 2215154202 in words is "two billion, two hundred fifteen million, one hundred fifty-four thousand, two hundred two".