20262117142131 has 8 divisors (see below), whose sum is σ = 27016197844224. Its totient is φ = 13508057267400.

The previous prime is 20262117142117. The next prime is 20262117142151. The reversal of 20262117142131 is 13124171126202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 20262117142131 - 2¹⁹ = 20262116617843 is a prime.

It is a super-2 number, since 2×20262117142131² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20262117142092 and 20262117142101.

It is not an unprimeable number, because it can be changed into a prime (20262117142151) 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, 2774511 + ... + 6944216.

It is an arithmetic number, because the mean of its divisors is an integer number (3377024730528).

Almost surely, 2^{20262117142131} is an apocalyptic number.

20262117142131 is a deficient number, since it is larger than the sum of its proper divisors (6754080702093).

20262117142131 is an equidigital number, since it uses as much as digits as its factorization.

20262117142131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10413681.

The product of its (nonzero) digits is 8064, while the sum is 33.

Adding to 20262117142131 its reverse (13124171126202), we get a palindrome (33386288268333).

The spelling of 20262117142131 in words is "twenty trillion, two hundred sixty-two billion, one hundred seventeen million, one hundred forty-two thousand, one hundred thirty-one".