10154521011422 has 4 divisors (see below), whose sum is σ = 15231781517136. Its totient is φ = 5077260505710.

The previous prime is 10154521011391. The next prime is 10154521011449. The reversal of 10154521011422 is 22411012545101.

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

It is a super-2 number, since 2×10154521011422² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2538630252854 + ... + 2538630252857.

It is an arithmetic number, because the mean of its divisors is an integer number (3807945379284).

Almost surely, 2^{10154521011422} is an apocalyptic number.

10154521011422 is a deficient number, since it is larger than the sum of its proper divisors (5077260505714).

10154521011422 is an equidigital number, since it uses as much as digits as its factorization.

10154521011422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5077260505713.

The product of its (nonzero) digits is 3200, while the sum is 29.

Adding to 10154521011422 its reverse (22411012545101), we get a palindrome (32565533556523).

The spelling of 10154521011422 in words is "ten trillion, one hundred fifty-four billion, five hundred twenty-one million, eleven thousand, four hundred twenty-two".