1020400201132 has 48 divisors (see below), whose sum is σ = 1934090750592. Its totient is φ = 468254096640.

The previous prime is 1020400201091. The next prime is 1020400201169. The reversal of 1020400201132 is 2311020040201.

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 15 ways as a sum of consecutive naturals, for example, 64586658 + ... + 64602454.

It is an arithmetic number, because the mean of its divisors is an integer number (40293557304).

Almost surely, 2^{1020400201132} is an apocalyptic number.

It is an amenable number.

1020400201132 is a deficient number, since it is larger than the sum of its proper divisors (913690549460).

1020400201132 is a wasteful number, since it uses less digits than its factorization.

1020400201132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22858 (or 22856 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 1020400201132 its reverse (2311020040201), we get a palindrome (3331420241333).

The spelling of 1020400201132 in words is "one trillion, twenty billion, four hundred million, two hundred one thousand, one hundred thirty-two".