221412436272330 has 32 divisors (see below), whose sum is σ = 536651132675328. Its totient is φ = 58458729048000.

The previous prime is 221412436272329. The next prime is 221412436272331. The reversal of 221412436272330 is 33272634214122.

It is an interprime number because it is at equal distance from previous prime (221412436272329) and next prime (221412436272331).

It is not an unprimeable number, because it can be changed into a prime (221412436272331) 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, 36536702626 + ... + 36536708685.

It is an arithmetic number, because the mean of its divisors is an integer number (16770347896104).

Almost surely, 2^{221412436272330} is an apocalyptic number.

221412436272330 is an abundant number, since it is smaller than the sum of its proper divisors (315238696402998).

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

221412436272330 is a wasteful number, since it uses less digits than its factorization.

221412436272330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73073411422.

The product of its (nonzero) digits is 580608, while the sum is 42.

The spelling of 221412436272330 in words is "two hundred twenty-one trillion, four hundred twelve billion, four hundred thirty-six million, two hundred seventy-two thousand, three hundred thirty".