401121012451010 has 8 divisors (see below), whose sum is σ = 722017822411836. Its totient is φ = 160448404980400.

The previous prime is 401121012450953. The next prime is 401121012451031. The reversal of 401121012451010 is 10154210121104.

It can be written as a sum of positive squares in 2 ways, for example, as 395730772638289 + 5390239812721 = 19892983^2 + 2321689^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20056050622541 + ... + 20056050622560.

Almost surely, 2^{401121012451010} is an apocalyptic number.

401121012451010 is a deficient number, since it is larger than the sum of its proper divisors (320896809960826).

401121012451010 is a wasteful number, since it uses less digits than its factorization.

401121012451010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40112101245108.

The product of its (nonzero) digits is 320, while the sum is 23.

Adding to 401121012451010 its reverse (10154210121104), we get a palindrome (411275222572114).

The spelling of 401121012451010 in words is "four hundred one trillion, one hundred twenty-one billion, twelve million, four hundred fifty-one thousand, ten".