212212122001022 has 128 divisors (see below), whose sum is σ = 383833349222400. Its totient is φ = 86728045248000.

The previous prime is 212212122000979. The next prime is 212212122001049. The reversal of 212212122001022 is 220100221212212.

It is a junction number, because it is equal to n+sod(n) for n = 212212122000985 and 212212122001003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 631944479 + ... + 632280197.

It is an arithmetic number, because the mean of its divisors is an integer number (2998698040800).

Almost surely, 2^{212212122001022} is an apocalyptic number.

212212122001022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

212212122001022 is a deficient number, since it is larger than the sum of its proper divisors (171621227221378).

212212122001022 is a wasteful number, since it uses less digits than its factorization.

212212122001022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336202.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 212212122001022 its reverse (220100221212212), we get a palindrome (432312343213234).

The spelling of 212212122001022 in words is "two hundred twelve trillion, two hundred twelve billion, one hundred twenty-two million, one thousand, twenty-two".