1401432320022 has 32 divisors (see below), whose sum is σ = 3247154345472. Its totient is φ = 394924175424.

The previous prime is 1401432320021. The next prime is 1401432320027. The reversal of 1401432320022 is 2200232341041.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1401432319974 and 1401432320001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1401432320021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 228541018 + ... + 228547149.

It is an arithmetic number, because the mean of its divisors is an integer number (101473573296).

Almost surely, 2^{1401432320022} is an apocalyptic number.

1401432320022 is an abundant number, since it is smaller than the sum of its proper divisors (1845722025450).

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

1401432320022 is a wasteful number, since it uses less digits than its factorization.

1401432320022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 457088252.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 1401432320022 its reverse (2200232341041), we get a palindrome (3601664661063).

The spelling of 1401432320022 in words is "one trillion, four hundred one billion, four hundred thirty-two million, three hundred twenty thousand, twenty-two".