2420561120212 has 6 divisors (see below), whose sum is σ = 4235981960378. Its totient is φ = 1210280560104.

The previous prime is 2420561120203. The next prime is 2420561120213. The reversal of 2420561120212 is 2120211650242.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2368656433936 + 51904686276 = 1539044^2 + 227826^2 .

It is a super-2 number, since 2×2420561120212² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2420561120213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 302570140023 + ... + 302570140030.

Almost surely, 2^{2420561120212} is an apocalyptic number.

It is an amenable number.

2420561120212 is a deficient number, since it is larger than the sum of its proper divisors (1815420840166).

2420561120212 is a wasteful number, since it uses less digits than its factorization.

2420561120212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 605140280057 (or 605140280055 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 28.

Adding to 2420561120212 its reverse (2120211650242), we get a palindrome (4540772770454).

The spelling of 2420561120212 in words is "two trillion, four hundred twenty billion, five hundred sixty-one million, one hundred twenty thousand, two hundred twelve".