10212204042 has 24 divisors (see below), whose sum is σ = 22132378944. Its totient is φ = 3403154664.

The previous prime is 10212204029. The next prime is 10212204053. The reversal of 10212204042 is 24040221201.

It is a super-2 number, since 2×10212204042² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5388 + ... + 143015.

It is an arithmetic number, because the mean of its divisors is an integer number (922182456).

Almost surely, 2^10212204042 is an apocalyptic number.

10212204042 is an abundant number, since it is smaller than the sum of its proper divisors (11920174902).

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

10212204042 is a wasteful number, since it uses less digits than its factorization.

10212204042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152234 (or 152231 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 10212204042 its reverse (24040221201), we get a palindrome (34252425243).

The spelling of 10212204042 in words is "ten billion, two hundred twelve million, two hundred four thousand, forty-two".