101426220550 has 12 divisors (see below), whose sum is σ = 188652770316. Its totient is φ = 40570488200.

The previous prime is 101426220517. The next prime is 101426220589. The reversal of 101426220550 is 55022624101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1014262156 + ... + 1014262255.

It is an arithmetic number, because the mean of its divisors is an integer number (15721064193).

Almost surely, 2^101426220550 is an apocalyptic number.

101426220550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101426220550 is a deficient number, since it is larger than the sum of its proper divisors (87226549766).

101426220550 is a wasteful number, since it uses less digits than its factorization.

101426220550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2028524423 (or 2028524418 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 28.

Adding to 101426220550 its reverse (55022624101), we get a palindrome (156448844651).

The spelling of 101426220550 in words is "one hundred one billion, four hundred twenty-six million, two hundred twenty thousand, five hundred fifty".