104221212442 has 8 divisors (see below), whose sum is σ = 157235471316. Its totient is φ = 51809388672.

The previous prime is 104221212437. The next prime is 104221212467. The reversal of 104221212442 is 244212122401.

It can be written as a sum of positive squares in 2 ways, for example, as 103470945561 + 750266881 = 321669^2 + 27391^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×104221212442² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 150608343 + ... + 150609034.

Almost surely, 2^104221212442 is an apocalyptic number.

104221212442 is a deficient number, since it is larger than the sum of its proper divisors (53014258874).

104221212442 is a wasteful number, since it uses less digits than its factorization.

104221212442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301217552.

The product of its (nonzero) digits is 2048, while the sum is 25.

Adding to 104221212442 its reverse (244212122401), we get a palindrome (348433334843).

The spelling of 104221212442 in words is "one hundred four billion, two hundred twenty-one million, two hundred twelve thousand, four hundred forty-two".