33221313110122 has 4 divisors (see below), whose sum is σ = 49831969665186. Its totient is φ = 16610656555060.

The previous prime is 33221313110077. The next prime is 33221313110201. The reversal of 33221313110122 is 22101131312233.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 27170062425081 + 6051250685041 = 5212491^2 + 2459929^2 .

It is a super-2 number, since 2×33221313110122² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8305328277529 + ... + 8305328277532.

Almost surely, 2^{33221313110122} is an apocalyptic number.

33221313110122 is a deficient number, since it is larger than the sum of its proper divisors (16610656555064).

33221313110122 is a wasteful number, since it uses less digits than its factorization.

33221313110122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16610656555063.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 33221313110122 its reverse (22101131312233), we get a palindrome (55322444422355).

The spelling of 33221313110122 in words is "thirty-three trillion, two hundred twenty-one billion, three hundred thirteen million, one hundred ten thousand, one hundred twenty-two".