2142244101212 has 12 divisors (see below), whose sum is σ = 3748939169976. Its totient is φ = 1071118624080.

The previous prime is 2142244101211. The next prime is 2142244101233. The reversal of 2142244101212 is 2121014422412.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2142244101211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 994538 + ... + 2296430.

It is an arithmetic number, because the mean of its divisors is an integer number (312411597498).

Almost surely, 2^{2142244101212} is an apocalyptic number.

It is an amenable number.

2142244101212 is a deficient number, since it is larger than the sum of its proper divisors (1606695068764).

2142244101212 is a wasteful number, since it uses less digits than its factorization.

2142244101212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1713268 (or 1713266 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 26.

Adding to 2142244101212 its reverse (2121014422412), we get a palindrome (4263258523624).

The spelling of 2142244101212 in words is "two trillion, one hundred forty-two billion, two hundred forty-four million, one hundred one thousand, two hundred twelve".