10203010122042 has 24 divisors (see below), whose sum is σ = 22124393056116. Its totient is φ = 3398253970176.

The previous prime is 10203010122031. The next prime is 10203010122073. The reversal of 10203010122042 is 24022101030201.

It is a happy number.

10203010122042 is a `hidden beast` number, since 102 + 0 + 301 + 0 + 1 + 220 + 42 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 9896491765161 + 306518356881 = 3145869^2 + 553641^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 229094103 + ... + 229138634.

Almost surely, 2^{10203010122042} is an apocalyptic number.

10203010122042 is an abundant number, since it is smaller than the sum of its proper divisors (11921382934074).

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

10203010122042 is a wasteful number, since it uses less digits than its factorization.

10203010122042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 458233982 (or 458233979 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 10203010122042 its reverse (24022101030201), we get a palindrome (34225111152243).

The spelling of 10203010122042 in words is "ten trillion, two hundred three billion, ten million, one hundred twenty-two thousand, forty-two".