121011101022 has 32 divisors (see below), whose sum is σ = 276685726464. Its totient is φ = 34563484800.

The previous prime is 121011101021. The next prime is 121011101027. The reversal of 121011101022 is 220101110121.

It is a junction number, because it is equal to n+sod(n) for n = 121011100989 and 121011101007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121011101021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 330504 + ... + 592667.

It is an arithmetic number, because the mean of its divisors is an integer number (8646428952).

Almost surely, 2^121011101022 is an apocalyptic number.

121011101022 is an abundant number, since it is smaller than the sum of its proper divisors (155674625442).

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

121011101022 is a wasteful number, since it uses less digits than its factorization.

121011101022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 926304.

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

Adding to 121011101022 its reverse (220101110121), we get a palindrome (341112211143).

Subtracting 121011101022 from its reverse (220101110121), we obtain a palindrome (99090009099).

The spelling of 121011101022 in words is "one hundred twenty-one billion, eleven million, one hundred one thousand, twenty-two".