1101212100102 has 64 divisors (see below), whose sum is σ = 2293451781120. Its totient is φ = 352073922816.

The previous prime is 1101212100083. The next prime is 1101212100127. The reversal of 1101212100102 is 2010012121011.

It is a super-2 number, since 2×1101212100102² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18020083 + ... + 18081089.

It is an arithmetic number, because the mean of its divisors is an integer number (35835184080).

Almost surely, 2^{1101212100102} is an apocalyptic number.

1101212100102 is an abundant number, since it is smaller than the sum of its proper divisors (1192239681018).

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

1101212100102 is a wasteful number, since it uses less digits than its factorization.

1101212100102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61725.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1101212100102 its reverse (2010012121011), we get a palindrome (3111224221113).

The spelling of 1101212100102 in words is "one trillion, one hundred one billion, two hundred twelve million, one hundred thousand, one hundred two".