1121200210122 has 16 divisors (see below), whose sum is σ = 2243452721952. Its totient is φ = 373558019760.

The previous prime is 1121200210121. The next prime is 1121200210183. The reversal of 1121200210122 is 2210120021211.

It is a super-2 number, since 2×1121200210122² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1121200210121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43832053 + ... + 43857624.

It is an arithmetic number, because the mean of its divisors is an integer number (140215795122).

Almost surely, 2^{1121200210122} is an apocalyptic number.

1121200210122 is an abundant number, since it is smaller than the sum of its proper divisors (1122252511830).

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

1121200210122 is a wasteful number, since it uses less digits than its factorization.

1121200210122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87691813.

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

Adding to 1121200210122 its reverse (2210120021211), we get a palindrome (3331320231333).

The spelling of 1121200210122 in words is "one trillion, one hundred twenty-one billion, two hundred million, two hundred ten thousand, one hundred twenty-two".