1101212101122 has 64 divisors (see below), whose sum is σ = 2654843520000. Its totient is φ = 297475001280.

The previous prime is 1101212101109. The next prime is 1101212101151. The reversal of 1101212101122 is 2211012121011.

It is a happy number.

It is a super-3 number, since 3×1101212101122³ (a number of 37 digits) contains 333 as substring.

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, 984529 + ... + 1780932.

It is an arithmetic number, because the mean of its divisors is an integer number (41481930000).

Almost surely, 2^{1101212101122} is an apocalyptic number.

1101212101122 is an abundant number, since it is smaller than the sum of its proper divisors (1553631418878).

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

1101212101122 is a wasteful number, since it uses less digits than its factorization.

1101212101122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2765991.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 1101212101122 its reverse (2211012121011), we get a palindrome (3312224222133).

It can be divided in two parts, 11012121011 and 22, that multiplied together give a palindrome (242266662242).

The spelling of 1101212101122 in words is "one trillion, one hundred one billion, two hundred twelve million, one hundred one thousand, one hundred twenty-two".