122112112211002 has 16 divisors (see below), whose sum is σ = 185226972751080. Its totient is φ = 60369793406208.

The previous prime is 122112112210937. The next prime is 122112112211093. The reversal of 122112112211002 is 200112211211221.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 32233767795441 + 89878344415561 = 5677479^2 + 9480419^2 .

It is a super-2 number, since 2×122112112211002² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48789478 + ... + 51231214.

Almost surely, 2^{122112112211002} is an apocalyptic number.

122112112211002 is a deficient number, since it is larger than the sum of its proper divisors (63114860540078).

122112112211002 is a wasteful number, since it uses less digits than its factorization.

122112112211002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2722785.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 122112112211002 its reverse (200112211211221), we get a palindrome (322224323422223).

The spelling of 122112112211002 in words is "one hundred twenty-two trillion, one hundred twelve billion, one hundred twelve million, two hundred eleven thousand, two".