221412621140070 has 16 divisors (see below), whose sum is σ = 531390290736240. Its totient is φ = 59043365637344.

The previous prime is 221412621140069. The next prime is 221412621140071. The reversal of 221412621140070 is 70041126214122.

It is an interprime number because it is at equal distance from previous prime (221412621140069) and next prime (221412621140071).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221412621140071) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3690210352305 + ... + 3690210352364.

It is an arithmetic number, because the mean of its divisors is an integer number (33211893171015).

Almost surely, 2^{221412621140070} is an apocalyptic number.

221412621140070 is an abundant number, since it is smaller than the sum of its proper divisors (309977669596170).

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

221412621140070 is a wasteful number, since it uses less digits than its factorization.

221412621140070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7380420704679.

The product of its (nonzero) digits is 10752, while the sum is 33.

Adding to 221412621140070 its reverse (70041126214122), we get a palindrome (291453747354192).

The spelling of 221412621140070 in words is "two hundred twenty-one trillion, four hundred twelve billion, six hundred twenty-one million, one hundred forty thousand, seventy".