1236020403152 has 20 divisors (see below), whose sum is σ = 2425103325120. Its totient is φ = 610187287008.

The previous prime is 1236020403089. The next prime is 1236020403203. The reversal of 1236020403152 is 2513040206321.

It is a happy number.

It is a super-2 number, since 2×1236020403152² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 488930858 + ... + 488933385.

It is an arithmetic number, because the mean of its divisors is an integer number (121255166256).

Almost surely, 2^{1236020403152} is an apocalyptic number.

It is an amenable number.

1236020403152 is a deficient number, since it is larger than the sum of its proper divisors (1189082921968).

1236020403152 is an equidigital number, since it uses as much as digits as its factorization.

1236020403152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 977864330 (or 977864324 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

Adding to 1236020403152 its reverse (2513040206321), we get a palindrome (3749060609473).

The spelling of 1236020403152 in words is "one trillion, two hundred thirty-six billion, twenty million, four hundred three thousand, one hundred fifty-two".