122212021211016 has 32 divisors (see below), whose sum is σ = 333305512394400. Its totient is φ = 37033945821440.

The previous prime is 122212021210973. The next prime is 122212021211017. The reversal of 122212021211016 is 610112120212221.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (122212021211017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 231462161121 + ... + 231462161648.

It is an arithmetic number, because the mean of its divisors is an integer number (10415797262325).

Almost surely, 2^{122212021211016} is an apocalyptic number.

It is an amenable number.

122212021211016 is an abundant number, since it is smaller than the sum of its proper divisors (211093491183384).

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

122212021211016 is a wasteful number, since it uses less digits than its factorization.

122212021211016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 462924322789 (or 462924322785 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 24.

Adding to 122212021211016 its reverse (610112120212221), we get a palindrome (732324141423237).

The spelling of 122212021211016 in words is "one hundred twenty-two trillion, two hundred twelve billion, twenty-one million, two hundred eleven thousand, sixteen".