20511425014322 has 32 divisors (see below), whose sum is σ = 34471445336064. Its totient is φ = 9072948704400.

The previous prime is 20511425014303. The next prime is 20511425014357. The reversal of 20511425014322 is 22341052411502.

It is a super-2 number, since 2×20511425014322² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39747818 + ... + 40260549.

It is an arithmetic number, because the mean of its divisors is an integer number (1077232666752).

Almost surely, 2^{20511425014322} is an apocalyptic number.

20511425014322 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20511425014322 is a deficient number, since it is larger than the sum of its proper divisors (13960020321742).

20511425014322 is a wasteful number, since it uses less digits than its factorization.

20511425014322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80008694.

The product of its (nonzero) digits is 19200, while the sum is 32.

Adding to 20511425014322 its reverse (22341052411502), we get a palindrome (42852477425824).

The spelling of 20511425014322 in words is "twenty trillion, five hundred eleven billion, four hundred twenty-five million, fourteen thousand, three hundred twenty-two".