211422535025 has 48 divisors (see below), whose sum is σ = 291752659968. Its totient is φ = 150927840000.

The previous prime is 211422535007. The next prime is 211422535039. The reversal of 211422535025 is 520535224112.

It is not a de Polignac number, because 211422535025 - 2¹⁴ = 211422518641 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 211422534982 and 211422535000.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9731675 + ... + 9753375.

It is an arithmetic number, because the mean of its divisors is an integer number (6078180416).

Almost surely, 2^211422535025 is an apocalyptic number.

211422535025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

211422535025 is a deficient number, since it is larger than the sum of its proper divisors (80330124943).

211422535025 is a wasteful number, since it uses less digits than its factorization.

211422535025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22722 (or 22717 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 32.

Adding to 211422535025 its reverse (520535224112), we get a palindrome (731957759137).

The spelling of 211422535025 in words is "two hundred eleven billion, four hundred twenty-two million, five hundred thirty-five thousand, twenty-five".