212003103122 has 16 divisors (see below), whose sum is σ = 320349377952. Its totient is φ = 105220091040.

The previous prime is 212003103119. The next prime is 212003103133. The reversal of 212003103122 is 221301300212.

It is a super-2 number, since 2×212003103122² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 212003103122.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6187097 + ... + 6221267.

It is an arithmetic number, because the mean of its divisors is an integer number (20021836122).

Almost surely, 2^212003103122 is an apocalyptic number.

212003103122 is a deficient number, since it is larger than the sum of its proper divisors (108346274830).

212003103122 is a wasteful number, since it uses less digits than its factorization.

212003103122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56953.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 212003103122 its reverse (221301300212), we get a palindrome (433304403334).

The spelling of 212003103122 in words is "two hundred twelve billion, three million, one hundred three thousand, one hundred twenty-two".