20022190730052 has 144 divisors (see below), whose sum is σ = 57209015808000. Its totient is φ = 5419279204416.

The previous prime is 20022190730027. The next prime is 20022190730077. The reversal of 20022190730052 is 25003709122002.

It is an interprime number because it is at equal distance from previous prime (20022190730027) and next prime (20022190730077).

It is a junction number, because it is equal to n+sod(n) for n = 20022190729995 and 20022190730022.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 387407949 + ... + 387459627.

It is an arithmetic number, because the mean of its divisors is an integer number (397284832000).

Almost surely, 2^{20022190730052} is an apocalyptic number.

It is an amenable number.

20022190730052 is an abundant number, since it is smaller than the sum of its proper divisors (37186825077948).

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

20022190730052 is a wasteful number, since it uses less digits than its factorization.

20022190730052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86398 (or 86389 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 33.

Adding to 20022190730052 its reverse (25003709122002), we get a palindrome (45025899852054).

The spelling of 20022190730052 in words is "twenty trillion, twenty-two billion, one hundred ninety million, seven hundred thirty thousand, fifty-two".