1020402262302 has 8 divisors (see below), whose sum is σ = 2040804524616. Its totient is φ = 340134087432.

The previous prime is 1020402262291. The next prime is 1020402262309. The reversal of 1020402262302 is 2032622040201.

It is a happy number.

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

1020402262302 is an admirable number.

It is a super-2 number, since 2×1020402262302² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020402262309) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85033521853 + ... + 85033521864.

It is an arithmetic number, because the mean of its divisors is an integer number (255100565577).

Almost surely, 2^{1020402262302} is an apocalyptic number.

1020402262302 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1020402262302 is a wasteful number, since it uses less digits than its factorization.

1020402262302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170067043722.

The product of its (nonzero) digits is 2304, while the sum is 24.

The spelling of 1020402262302 in words is "one trillion, twenty billion, four hundred two million, two hundred sixty-two thousand, three hundred two".