1402201222400 has 108 divisors (see below), whose sum is σ = 3786182502144. Its totient is φ = 509891328000.

The previous prime is 1402201222369. The next prime is 1402201222417. The reversal of 1402201222400 is 42221022041.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9888416 + ... + 10029215.

Almost surely, 2^{1402201222400} is an apocalyptic number.

1402201222400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1402201222400 is an abundant number, since it is smaller than the sum of its proper divisors (2383981279744).

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

1402201222400 is a wasteful number, since it uses less digits than its factorization.

1402201222400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19917668 (or 19917649 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 1402201222400 its reverse (42221022041), we get a palindrome (1444422244441).

The spelling of 1402201222400 in words is "one trillion, four hundred two billion, two hundred one million, two hundred twenty-two thousand, four hundred".