222212012201002 has 4 divisors (see below), whose sum is σ = 333318018301506. Its totient is φ = 111106006100500.

The previous prime is 222212012200999. The next prime is 222212012201033. The reversal of 222212012201002 is 200102210212222.

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., 141656199567481 + 80555812633521 = 11901941^2 + 8975289^2 .

It is a super-3 number, since 3×222212012201002³ (a number of 44 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55553003050249 + ... + 55553003050252.

Almost surely, 2^{222212012201002} is an apocalyptic number.

222212012201002 is a deficient number, since it is larger than the sum of its proper divisors (111106006100504).

222212012201002 is a wasteful number, since it uses less digits than its factorization.

222212012201002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111106006100503.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 222212012201002 its reverse (200102210212222), we get a palindrome (422314222413224).

The spelling of 222212012201002 in words is "two hundred twenty-two trillion, two hundred twelve billion, twelve million, two hundred one thousand, two".