213000220090 has 32 divisors (see below), whose sum is σ = 440005271040. Its totient is φ = 72723081984.

The previous prime is 213000220067. The next prime is 213000220091. The reversal of 213000220090 is 90022000312.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (213000220091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6349087 + ... + 6382546.

It is an arithmetic number, because the mean of its divisors is an integer number (13750164720).

Almost surely, 2^213000220090 is an apocalyptic number.

213000220090 is an abundant number, since it is smaller than the sum of its proper divisors (227005050950).

213000220090 is a wasteful number, since it uses less digits than its factorization.

213000220090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12731886.

The product of its (nonzero) digits is 216, while the sum is 19.

The spelling of 213000220090 in words is "two hundred thirteen billion, two hundred twenty thousand, ninety".