202220011101021 has 8 divisors (see below), whose sum is σ = 276913889075424. Its totient is φ = 131169736930320.

The previous prime is 202220011100983. The next prime is 202220011101029. The reversal of 202220011101021 is 120101110022202.

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

It is not a de Polignac number, because 202220011101021 - 2³⁴ = 202202831231837 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202220011101029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 910900950795 + ... + 910900951016.

It is an arithmetic number, because the mean of its divisors is an integer number (34614236134428).

Almost surely, 2^{202220011101021} is an apocalyptic number.

It is an amenable number.

202220011101021 is a deficient number, since it is larger than the sum of its proper divisors (74693877974403).

202220011101021 is a wasteful number, since it uses less digits than its factorization.

202220011101021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1821801901851.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 202220011101021 its reverse (120101110022202), we get a palindrome (322321121123223).

The spelling of 202220011101021 in words is "two hundred two trillion, two hundred twenty billion, eleven million, one hundred one thousand, twenty-one".