1121000201222 has 16 divisors (see below), whose sum is σ = 1835220022272. Its totient is φ = 509307752520.

The previous prime is 1121000201213. The next prime is 1121000201227. The reversal of 1121000201222 is 2221020001211.

It is a super-2 number, since 2×1121000201222² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1121000201197 and 1121000201206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121000201227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11841458 + ... + 11935749.

It is an arithmetic number, because the mean of its divisors is an integer number (114701251392).

Almost surely, 2^{1121000201222} is an apocalyptic number.

1121000201222 is a deficient number, since it is larger than the sum of its proper divisors (714219821050).

1121000201222 is a wasteful number, since it uses less digits than its factorization.

1121000201222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23779363.

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

Adding to 1121000201222 its reverse (2221020001211), we get a palindrome (3342020202433).

The spelling of 1121000201222 in words is "one trillion, one hundred twenty-one billion, two hundred one thousand, two hundred twenty-two".