20220211021202 has 4 divisors (see below), whose sum is σ = 30330316531806. Its totient is φ = 10110105510600.

The previous prime is 20220211021201. The next prime is 20220211021369. The reversal of 20220211021202 is 20212011202202.

It is a happy number.

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., 10299985190881 + 9920225830321 = 3209359^2 + 3149639^2 .

It is not an unprimeable number, because it can be changed into a prime (20220211021201) by changing a digit.

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 as a sum of consecutive naturals, namely, 5055052755299 + ... + 5055052755302.

Almost surely, 2^{20220211021202} is an apocalyptic number.

20220211021202 is a deficient number, since it is larger than the sum of its proper divisors (10110105510604).

20220211021202 is a wasteful number, since it uses less digits than its factorization.

20220211021202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10110105510603.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 20220211021202 its reverse (20212011202202), we get a palindrome (40432222223404).

The spelling of 20220211021202 in words is "twenty trillion, two hundred twenty billion, two hundred eleven million, twenty-one thousand, two hundred two".