31401342403002 has 192 divisors, whose sum is σ = 81803081872512. Its totient is φ = 8577902592000.

The previous prime is 31401342402943. The next prime is 31401342403027. The reversal of 31401342403002 is 20030424310413.

31401342403002 is a `hidden beast` number, since 3 + 14 + 0 + 1 + 342 + 4 + 0 + 300 + 2 = 666.

It is a super-2 number, since 2×31401342403002² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 788146602 + ... + 788186442.

It is an arithmetic number, because the mean of its divisors is an integer number (426057718086).

Almost surely, 2^{31401342403002} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 31401342403002, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40901540936256).

31401342403002 is an abundant number, since it is smaller than the sum of its proper divisors (50401739469510).

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

31401342403002 is a wasteful number, since it uses less digits than its factorization.

31401342403002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47037 (or 47034 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 31401342403002 its reverse (20030424310413), we get a palindrome (51431766713415).

The spelling of 31401342403002 in words is "thirty-one trillion, four hundred one billion, three hundred forty-two million, four hundred three thousand, two".