20120202200122 has 4 divisors (see below), whose sum is σ = 30180303300186. Its totient is φ = 10060101100060.

The previous prime is 20120202200093. The next prime is 20120202200123. The reversal of 20120202200122 is 22100220202102.

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., 19967679927441 + 152522272681 = 4468521^2 + 390541^2 .

It is a super-3 number, since 3×20120202200122³ (a number of 41 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20120202200096 and 20120202200105.

It is not an unprimeable number, because it can be changed into a prime (20120202200123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5030050550029 + ... + 5030050550032.

Almost surely, 2^{20120202200122} is an apocalyptic number.

20120202200122 is a deficient number, since it is larger than the sum of its proper divisors (10060101100064).

20120202200122 is a wasteful number, since it uses less digits than its factorization.

20120202200122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10060101100063.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 20120202200122 its reverse (22100220202102), we get a palindrome (42220422402224).

The spelling of 20120202200122 in words is "twenty trillion, one hundred twenty billion, two hundred two million, two hundred thousand, one hundred twenty-two".