21242022024212 has 12 divisors (see below), whose sum is σ = 40552951137216. Its totient is φ = 9655464556440.

The previous prime is 21242022024163. The next prime is 21242022024217.

21242022024212 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21242022024217) 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, 241386613868 + ... + 241386613955.

It is an arithmetic number, because the mean of its divisors is an integer number (3379412594768).

Almost surely, 2^{21242022024212} is an apocalyptic number.

21242022024212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

21242022024212 is a deficient number, since it is larger than the sum of its proper divisors (19310929113004).

21242022024212 is a wasteful number, since it uses less digits than its factorization.

21242022024212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 482773227838 (or 482773227836 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 26.

It can be divided in two parts, 2124202 and 2024212, that added together give a palindrome (4148414).

The spelling of 21242022024212 in words is "twenty-one trillion, two hundred forty-two billion, twenty-two million, twenty-four thousand, two hundred twelve".