20542133211362 has 16 divisors (see below), whose sum is σ = 35309495931072. Its totient is φ = 8780168769840.

The previous prime is 20542133211331. The next prime is 20542133211377. The reversal of 20542133211362 is 26311233124502.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1966878464 + ... + 1966888907.

It is an arithmetic number, because the mean of its divisors is an integer number (2206843495692).

Almost surely, 2^{20542133211362} is an apocalyptic number.

20542133211362 is a deficient number, since it is larger than the sum of its proper divisors (14767362719710).

20542133211362 is a wasteful number, since it uses less digits than its factorization.

20542133211362 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3933767753.

The product of its (nonzero) digits is 51840, while the sum is 35.

Adding to 20542133211362 its reverse (26311233124502), we get a palindrome (46853366335864).

The spelling of 20542133211362 in words is "twenty trillion, five hundred forty-two billion, one hundred thirty-three million, two hundred eleven thousand, three hundred sixty-two".