10211105420542 has 8 divisors (see below), whose sum is σ = 16494862602456. Its totient is φ = 4712817886392.

The previous prime is 10211105420513. The next prime is 10211105420599. The reversal of 10211105420542 is 24502450111201.

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

It is a self number, because there is not a number n which added to its sum of digits gives 10211105420542.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 196367411908 + ... + 196367411959.

It is an arithmetic number, because the mean of its divisors is an integer number (2061857825307).

Almost surely, 2^{10211105420542} is an apocalyptic number.

10211105420542 is a deficient number, since it is larger than the sum of its proper divisors (6283757181914).

10211105420542 is a wasteful number, since it uses less digits than its factorization.

10211105420542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392734823882.

The product of its (nonzero) digits is 3200, while the sum is 28.

Adding to 10211105420542 its reverse (24502450111201), we get a palindrome (34713555531743).

The spelling of 10211105420542 in words is "ten trillion, two hundred eleven billion, one hundred five million, four hundred twenty thousand, five hundred forty-two".