1101202121102 has 24 divisors (see below), whose sum is σ = 1669420328520. Its totient is φ = 544762429920.

The previous prime is 1101202121101. The next prime is 1101202121141. The reversal of 1101202121102 is 2011212021011.

It is a super-2 number, since 2×1101202121102² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101202121101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23842952 + ... + 23889092.

It is an arithmetic number, because the mean of its divisors is an integer number (69559180355).

Almost surely, 2^{1101202121102} is an apocalyptic number.

1101202121102 is a deficient number, since it is larger than the sum of its proper divisors (568218207418).

1101202121102 is an equidigital number, since it uses as much as digits as its factorization.

1101202121102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46868 (or 46575 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1101202121102 its reverse (2011212021011), we get a palindrome (3112414142113).

The spelling of 1101202121102 in words is "one trillion, one hundred one billion, two hundred two million, one hundred twenty-one thousand, one hundred two".