2222100021202 has 4 divisors (see below), whose sum is σ = 3333150031806. Its totient is φ = 1111050010600.

The previous prime is 2222100021191. The next prime is 2222100021259. The reversal of 2222100021202 is 2021200012222.

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., 1697259178521 + 524840842681 = 1302789^2 + 724459^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555525005299 + ... + 555525005302.

Almost surely, 2^{2222100021202} is an apocalyptic number.

2222100021202 is a deficient number, since it is larger than the sum of its proper divisors (1111050010604).

2222100021202 is a wasteful number, since it uses less digits than its factorization.

2222100021202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1111050010603.

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

Adding to 2222100021202 its reverse (2021200012222), we get a palindrome (4243300033424).

The spelling of 2222100021202 in words is "two trillion, two hundred twenty-two billion, one hundred million, twenty-one thousand, two hundred two".