201022220021010 has 16 divisors (see below), whose sum is σ = 482453328050496. Its totient is φ = 53605925338928.

The previous prime is 201022220020987. The next prime is 201022220021023. The reversal of 201022220021010 is 10120022220102.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3350370333654 + ... + 3350370333713.

It is an arithmetic number, because the mean of its divisors is an integer number (30153333003156).

Almost surely, 2^{201022220021010} is an apocalyptic number.

201022220021010 is an abundant number, since it is smaller than the sum of its proper divisors (281431108029486).

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

201022220021010 is a wasteful number, since it uses less digits than its factorization.

201022220021010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6700740667377.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 201022220021010 its reverse (10120022220102), we get a palindrome (211142242241112).

The spelling of 201022220021010 in words is "two hundred one trillion, twenty-two billion, two hundred twenty million, twenty-one thousand, ten".