20212010100122 has 8 divisors (see below), whose sum is σ = 30318589372116. Its totient is φ = 10105813642752.

The previous prime is 20212010100083. The next prime is 20212010100127. The reversal of 20212010100122 is 22100101021202.

It can be written as a sum of positive squares in 2 ways, for example, as 12196990471561 + 8015019628561 = 3492419^2 + 2831081^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 20212010100097 and 20212010100106.

It is not an unprimeable number, because it can be changed into a prime (20212010100127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95571623 + ... + 95782874.

Almost surely, 2^{20212010100122} is an apocalyptic number.

20212010100122 is a deficient number, since it is larger than the sum of its proper divisors (10106579271994).

20212010100122 is a wasteful number, since it uses less digits than its factorization.

20212010100122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191407312.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 20212010100122 its reverse (22100101021202), we get a palindrome (42312111121324).

The spelling of 20212010100122 in words is "twenty trillion, two hundred twelve billion, ten million, one hundred thousand, one hundred twenty-two".