401011144120 has 32 divisors (see below), whose sum is σ = 902319490800. Its totient is φ = 160396561408.

The previous prime is 401011144063. The next prime is 401011144217. The reversal of 401011144120 is 21441110104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 612936 + ... + 1085224.

Almost surely, 2^401011144120 is an apocalyptic number.

401011144120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

401011144120 is an abundant number, since it is smaller than the sum of its proper divisors (501308346680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

401011144120 is a wasteful number, since it uses less digits than its factorization.

401011144120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493527 (or 493523 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 401011144120 its reverse (21441110104), we get a palindrome (422452254224).

The spelling of 401011144120 in words is "four hundred one billion, eleven million, one hundred forty-four thousand, one hundred twenty".