10205151006122 has 4 divisors (see below), whose sum is σ = 15307726509186. Its totient is φ = 5102575503060.

The previous prime is 10205151006121. The next prime is 10205151006161. The reversal of 10205151006122 is 22160015150201.

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

It can be written as a sum of positive squares in only one way, i.e., 9457463939401 + 747687066721 = 3075299^2 + 864689^2 .

It is a junction number, because it is equal to n+sod(n) for n = 10205151006091 and 10205151006100.

It is not an unprimeable number, because it can be changed into a prime (10205151006121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2551287751529 + ... + 2551287751532.

Almost surely, 2^{10205151006122} is an apocalyptic number.

10205151006122 is a deficient number, since it is larger than the sum of its proper divisors (5102575503064).

10205151006122 is an equidigital number, since it uses as much as digits as its factorization.

10205151006122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5102575503063.

The product of its (nonzero) digits is 1200, while the sum is 26.

Adding to 10205151006122 its reverse (22160015150201), we get a palindrome (32365166156323).

The spelling of 10205151006122 in words is "ten trillion, two hundred five billion, one hundred fifty-one million, six thousand, one hundred twenty-two".