22601401042 has 16 divisors (see below), whose sum is σ = 36986558400. Its totient is φ = 10272684240.

The previous prime is 22601401021. The next prime is 22601401057. The reversal of 22601401042 is 24010410622.

It is a happy number.

It is a super-2 number, since 2×22601401042² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 476059 + ... + 521377.

It is an arithmetic number, because the mean of its divisors is an integer number (2311659900).

Almost surely, 2^22601401042 is an apocalyptic number.

22601401042 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22601401042 is a deficient number, since it is larger than the sum of its proper divisors (14385157358).

22601401042 is a wasteful number, since it uses less digits than its factorization.

22601401042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68001.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 22601401042 its reverse (24010410622), we get a palindrome (46611811664).

The spelling of 22601401042 in words is "twenty-two billion, six hundred one million, four hundred one thousand, forty-two".