1121210122222 has 8 divisors (see below), whose sum is σ = 1691106980472. Its totient is φ = 557507795400.

The previous prime is 1121210122213. The next prime is 1121210122231. The reversal of 1121210122222 is 2222210121211.

It is an interprime number because it is at equal distance from previous prime (1121210122213) and next prime (1121210122231).

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

It is a super-2 number, since 2×1121210122222² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1121210122222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1548632404 + ... + 1548633127.

It is an arithmetic number, because the mean of its divisors is an integer number (211388372559).

Almost surely, 2^{1121210122222} is an apocalyptic number.

1121210122222 is a deficient number, since it is larger than the sum of its proper divisors (569896858250).

1121210122222 is a wasteful number, since it uses less digits than its factorization.

1121210122222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3097265714.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 1121210122222 its reverse (2222210121211), we get a palindrome (3343420243433).

The spelling of 1121210122222 in words is "one trillion, one hundred twenty-one billion, two hundred ten million, one hundred twenty-two thousand, two hundred twenty-two".