222556601803281 has 32 divisors (see below), whose sum is σ = 316458884501760. Its totient is φ = 138822356217600.

The previous prime is 222556601803259. The next prime is 222556601803339. The reversal of 222556601803281 is 182308106655222.

222556601803281 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 222556601803281 - 2¹⁹ = 222556601278993 is a prime.

It is a super-2 number, since 2×222556601803281² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (222556601803241) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 145305466 + ... + 146829123.

It is an arithmetic number, because the mean of its divisors is an integer number (9889340140680).

Almost surely, 2^{222556601803281} is an apocalyptic number.

It is an amenable number.

222556601803281 is a deficient number, since it is larger than the sum of its proper divisors (93902282698479).

222556601803281 is a wasteful number, since it uses less digits than its factorization.

222556601803281 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292134857.

The product of its (nonzero) digits is 2764800, while the sum is 51.

The spelling of 222556601803281 in words is "two hundred twenty-two trillion, five hundred fifty-six billion, six hundred one million, eight hundred three thousand, two hundred eighty-one".