1101212202100 has 36 divisors (see below), whose sum is σ = 2391268650400. Its totient is φ = 440182913760.

The previous prime is 1101212202011. The next prime is 1101212202143. The reversal of 1101212202100 is 12022121011.

It is a super-4 number, since 4×1101212202100⁴ (a number of 49 digits) contains 4444 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3627960 + ... + 3919759.

Almost surely, 2^{1101212202100} is an apocalyptic number.

1101212202100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1101212202100 is an abundant number, since it is smaller than the sum of its proper divisors (1290056448300).

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

1101212202100 is a wasteful number, since it uses less digits than its factorization.

1101212202100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7549192 (or 7549185 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1101212202100 its reverse (12022121011), we get a palindrome (1113234323111).

The spelling of 1101212202100 in words is "one trillion, one hundred one billion, two hundred twelve million, two hundred two thousand, one hundred".