31400021033434 has 8 divisors (see below), whose sum is σ = 47105212529088. Its totient is φ = 15698283523740.

The previous prime is 31400021033429. The next prime is 31400021033443. The reversal of 31400021033434 is 43433012000413.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×31400021033434² (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 3 ways as a sum of consecutive naturals, for example, 863473762 + ... + 863510125.

It is an arithmetic number, because the mean of its divisors is an integer number (5888151566136).

Almost surely, 2^{31400021033434} is an apocalyptic number.

31400021033434 is a deficient number, since it is larger than the sum of its proper divisors (15705191495654).

31400021033434 is a wasteful number, since it uses less digits than its factorization.

31400021033434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1726992980.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 31400021033434 its reverse (43433012000413), we get a palindrome (74833033033847).

The spelling of 31400021033434 in words is "thirty-one trillion, four hundred billion, twenty-one million, thirty-three thousand, four hundred thirty-four".