10020221178342 has 16 divisors (see below), whose sum is σ = 21095202480960. Its totient is φ = 3164280372072.

The previous prime is 10020221178283. The next prime is 10020221178343. The reversal of 10020221178342 is 24387112202001.

It is a super-3 number, since 3×10020221178342³ (a number of 40 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10020221178343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43948338388 + ... + 43948338615.

It is an arithmetic number, because the mean of its divisors is an integer number (1318450155060).

Almost surely, 2^{10020221178342} is an apocalyptic number.

10020221178342 is an abundant number, since it is smaller than the sum of its proper divisors (11074981302618).

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

10020221178342 is a wasteful number, since it uses less digits than its factorization.

10020221178342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87896677027.

The product of its (nonzero) digits is 10752, while the sum is 33.

The spelling of 10020221178342 in words is "ten trillion, twenty billion, two hundred twenty-one million, one hundred seventy-eight thousand, three hundred forty-two".