121011101110 has 64 divisors (see below), whose sum is σ = 228420000000. Its totient is φ = 46095888384.

The previous prime is 121011101089. The next prime is 121011101147. The reversal of 121011101110 is 11101110121.

It is a Harshad number since it is a multiple of its sum of digits (10).

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, 28612476 + ... + 28616704.

It is an arithmetic number, because the mean of its divisors is an integer number (3569062500).

Almost surely, 2^121011101110 is an apocalyptic number.

121011101110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121011101110 is a deficient number, since it is larger than the sum of its proper divisors (107408898890).

121011101110 is a wasteful number, since it uses less digits than its factorization.

121011101110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5593.

The product of its (nonzero) digits is 2, while the sum is 10.

Adding to 121011101110 its reverse (11101110121), we get a palindrome (132112211231).

The spelling of 121011101110 in words is "one hundred twenty-one billion, eleven million, one hundred one thousand, one hundred ten".