10222121012 has 48 divisors (see below), whose sum is σ = 19850044032. Its totient is φ = 4581350400.

The previous prime is 10222120991. The next prime is 10222121053. The reversal of 10222121012 is 21012122201.

It is a super-3 number, since 3×10222121012³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 350387 + ... + 378437.

It is an arithmetic number, because the mean of its divisors is an integer number (413542584).

Almost surely, 2^10222121012 is an apocalyptic number.

It is an amenable number.

10222121012 is a deficient number, since it is larger than the sum of its proper divisors (9627923020).

10222121012 is a wasteful number, since it uses less digits than its factorization.

10222121012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28328 (or 28326 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 10222121012 its reverse (21012122201), we get a palindrome (31234243213).

The spelling of 10222121012 in words is "ten billion, two hundred twenty-two million, one hundred twenty-one thousand, twelve".