2122262245542 has 16 divisors (see below), whose sum is σ = 4245048538992. Its totient is φ = 707333407200.

The previous prime is 2122262245541. The next prime is 2122262245559. The reversal of 2122262245542 is 2455422622212.

It is a self number, because there is not a number n which added to its sum of digits gives 2122262245542.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2122262245541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21782673 + ... + 21879884.

It is an arithmetic number, because the mean of its divisors is an integer number (265315533687).

Almost surely, 2^{2122262245542} is an apocalyptic number.

2122262245542 is an abundant number, since it is smaller than the sum of its proper divisors (2122786293450).

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

2122262245542 is a wasteful number, since it uses less digits than its factorization.

2122262245542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43670663.

The product of its digits is 307200, while the sum is 39.

Adding to 2122262245542 its reverse (2455422622212), we get a palindrome (4577684867754).

The spelling of 2122262245542 in words is "two trillion, one hundred twenty-two billion, two hundred sixty-two million, two hundred forty-five thousand, five hundred forty-two".