10122040400222 has 4 divisors (see below), whose sum is σ = 15183060600336. Its totient is φ = 5061020200110.

The previous prime is 10122040400221. The next prime is 10122040400231. The reversal of 10122040400222 is 22200404022101.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 10122040400194 and 10122040400203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10122040400221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2530510100054 + ... + 2530510100057.

It is an arithmetic number, because the mean of its divisors is an integer number (3795765150084).

Almost surely, 2^{10122040400222} is an apocalyptic number.

10122040400222 is a deficient number, since it is larger than the sum of its proper divisors (5061020200114).

10122040400222 is an equidigital number, since it uses as much as digits as its factorization.

10122040400222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5061020200113.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 10122040400222 its reverse (22200404022101), we get a palindrome (32322444422323).

The spelling of 10122040400222 in words is "ten trillion, one hundred twenty-two billion, forty million, four hundred thousand, two hundred twenty-two".