1100121210222 has 16 divisors (see below), whose sum is σ = 2329668445392. Its totient is φ = 345136065920.

The previous prime is 1100121210211. The next prime is 1100121210233. The reversal of 1100121210222 is 2220121210011.

It is an interprime number because it is at equal distance from previous prime (1100121210211) and next prime (1100121210233).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5392750929 + ... + 5392751132.

It is an arithmetic number, because the mean of its divisors is an integer number (145604277837).

Almost surely, 2^{1100121210222} is an apocalyptic number.

1100121210222 is an abundant number, since it is smaller than the sum of its proper divisors (1229547235170).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1100121210222 is a wasteful number, since it uses less digits than its factorization.

1100121210222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10785502083.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1100121210222 its reverse (2220121210011), we get a palindrome (3320242420233).

The spelling of 1100121210222 in words is "one trillion, one hundred billion, one hundred twenty-one million, two hundred ten thousand, two hundred twenty-two".