1020356423332 has 6 divisors (see below), whose sum is σ = 1785623740838. Its totient is φ = 510178211664.

The previous prime is 1020356423297. The next prime is 1020356423371. The reversal of 1020356423332 is 2333246530201.

It can be written as a sum of positive squares in only one way, i.e., 647213814016 + 373142609316 = 804496^2 + 610854^2 .

It is a super-2 number, since 2×1020356423332² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127544552913 + ... + 127544552920.

Almost surely, 2^{1020356423332} is an apocalyptic number.

It is an amenable number.

1020356423332 is a deficient number, since it is larger than the sum of its proper divisors (765267317506).

1020356423332 is a wasteful number, since it uses less digits than its factorization.

1020356423332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255089105837 (or 255089105835 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 34.

The spelling of 1020356423332 in words is "one trillion, twenty billion, three hundred fifty-six million, four hundred twenty-three thousand, three hundred thirty-two".