201045550421042 has 32 divisors (see below), whose sum is σ = 303743644706304. Its totient is φ = 99800311968000.

The previous prime is 201045550421021. The next prime is 201045550421059. The reversal of 201045550421042 is 240124055540102.

201045550421042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×201045550421042³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 201045550420993 and 201045550421011.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1020318143 + ... + 1020515165.

It is an arithmetic number, because the mean of its divisors is an integer number (9491988897072).

Almost surely, 2^{201045550421042} is an apocalyptic number.

201045550421042 is a deficient number, since it is larger than the sum of its proper divisors (102698094285262).

201045550421042 is a wasteful number, since it uses less digits than its factorization.

201045550421042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203714.

The product of its (nonzero) digits is 64000, while the sum is 35.

The spelling of 201045550421042 in words is "two hundred one trillion, forty-five billion, five hundred fifty million, four hundred twenty-one thousand, forty-two".