222012235454 has 32 divisors (see below), whose sum is σ = 365109508800. Its totient is φ = 100778872320.

The previous prime is 222012235451. The next prime is 222012235469. The reversal of 222012235454 is 454532210222.

It is a super-2 number, since 2×222012235454² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 222012235454.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222012235451) 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, 948719 + ... + 1159349.

It is an arithmetic number, because the mean of its divisors is an integer number (11409672150).

Almost surely, 2^222012235454 is an apocalyptic number.

222012235454 is a deficient number, since it is larger than the sum of its proper divisors (143097273346).

222012235454 is a wasteful number, since it uses less digits than its factorization.

222012235454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211748.

The product of its (nonzero) digits is 38400, while the sum is 32.

Adding to 222012235454 its reverse (454532210222), we get a palindrome (676544445676).

The spelling of 222012235454 in words is "two hundred twenty-two billion, twelve million, two hundred thirty-five thousand, four hundred fifty-four".